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Displaying 1 - 100 of 672
No. Title Author Theme Person Place Thing Event County Keywords Timeline Date Post date Updatedsort ascending Feat ured On Map Ima ges Words
1 New Deal in Colorado Leonard, Stephen J. Political Economy Politics & Economy New Deal, Works Progress Administration, WPA, CCC, Civilian Conservation Corps, Red Rocks, Federal Music Project 1933 to 1943 2016-08-03 2018-04-11 No No 0 1670
2 Larimer County Encyclopedia Staff Counties Larimer County larimer county colorado, larimer county history, fort collins history, estes park history, william larimer jr. 1861 2016-03-01 2018-04-10 No Yes 5 1420
3 Pikes Peak Barthel, Andrew, Lukas, Sarah, McWeeney, Kyle Ecology Geography, Mountains El Paso County pikes peak, katharine lee bates, zebulon pike, colorado springs mountain, colorado fourteeners 1806 2016-06-24 2018-04-09 No Yes 3 1322
4 Denver, Northwestern & Pacific Railway Hill Route (Moffat Road) Encyclopedia Staff Historic and Archaeological Sites Gilpin County Moffat Tunnel, Rollins Pass, david moffat, Denver Northwestern and Pacific Railroad, railroads, Tolland, Corona 1904 to 1928 2016-05-25 2018-04-04 No Yes 0 1509
5 Grand County Encyclopedia Staff Counties Grand County Grand County, rocky mountain national park, winter park, Moffat Road 1874 2016-11-14 2018-04-01 No Yes 3 2133
6 The City Beautiful Movement in Denver Forsyth, David Ecology Ideas & Movements Jefferson County denver planning, denver city beautiful movement, city beautiful movement colorado, robert speer 1893 2015-10-22 2018-03-27 No Yes 3 947
7 Hotel de Paris Kuharic, Kevin Place Businesses Clear Creek County hotel de paris, georgetown, clear creek canyon, norman inn, colorado hotels, historic hotels, historic colorado hotels 1875 2015-08-21 2018-03-27 No Yes 2 916
8 Bent's Forts Carrillo, Richard, Slaughter, Michelle A. Origins Trading Posts, Historic and Archaeological Sites Trading Otero County bent's fort, william bent, bent's old fort, Bent's New Fort, bent's fort history, Owl Woman, mistanta, Ceran St. Vrain, fur trade, bison, cheyenne, arapaho, trading post, Arkansas River, otero county, La Junta 1832 to 1867 2016-05-06 2018-03-27 No Yes 4 877
9 Chaco Canyon Lekson, Stephen H. Origins Native Americans, Culture Historic and Archaeological Sites prehistoric archaeology, colorado archaeology, Southwest archaeology, Ancestral Pueblo architecture, Ancestral Pueblo, mesa verde colorado, great house architecture 0850 to 1125 2016-08-15 2018-03-27 No Yes 2 1636
10 Ancestral Puebloans of the Four Corners Region Wilshusen, Richard H. Origins Native Americans, Culture Historic and Archaeological Sites Montezuma County prehistoric archaeology, colorado archaeology, mesa verde, Southwest archaeology, Ancestral Pueblo, Ancestral Puebloan culture, hovenweep hovenweep national monument national monuments colorado canyons of the ancients national monument southwest colorado four corners region hiking southwest colorado, chimney rock archaeological area 0350 to 1300 2016-05-09 2018-03-27 No Yes 1 2891
11 Civilian Conservation Corps in Colorado Community Natural Resources Jefferson County Civilian Conservation Corps, CCC 1933 2016-08-02 2018-03-27 No Yes 0 1441
12 Dinosaur Ridge Encyclopedia Staff Historic and Archaeological Sites Jefferson County Morrison Formation, Dakota Group, dinosaurs, hogbacks, paleontology, Arthur Lakes, Morrison Natural History Museum, Stegosaurus, Apatosaurus, Allosaurus, Diplodocus, dinosaur tracks, Alameda Parkway 1877 2015-11-05 2018-03-26 No Yes 0 1367
13 Longmont College / The Landmark Encyclopedia Staff Historic and Archaeological Sites Boulder County longmont college, longmont history, the landmark, presbyterian, longmont college history, longmont historic buildings 2017-07-05 2018-03-26 No Yes 0 585
14 Denver, Laramie, & Northwestern Railroad Transportation Adams County Denver, Laramie, Northwestern, Denver Laramie and Northwestern, Railroad 1906 to 1917 2016-08-30 2018-03-26 No Yes 2 1683
15 Denver Mountain Parks Rex-Atzet, Wendy Ecology Parks & Public Lands Clear Creek County denver mountain parks, Red Rocks, red rocks ampitheatre, red rocks park, Lookout Mountain, echo lake, winter park, genesee mountain, robert speer 1912 2016-03-01 2018-03-26 No Yes 1 1145
16 Cozens Ranch Encyclopedia Staff Historic and Archaeological Sites, Museums Grand County William Zane Cozens, Fraser River, planked log buildings, Fraser Valley, Regis University, Mary York Cozens, Grand County Historical Association 2017-05-17 2018-03-26 No Yes 0 675
17 Spencer Penrose Tutt, Davis Community European Americans El Paso County spencer penrose, COD mine, gold miners, spencer penrose gold mine, colorado gold mines, el pomar foundation, broadmoor hotel 1865 to 1939 2015-08-21 2018-03-26 No Yes 2 648
18 Lincoln Home Encyclopedia Staff Historic and Archaeological Sites Pueblo County city of pueblo, orphanages, African Americans 2016-12-20 2018-03-26 No Yes 0 1012
19 Denver Noel, Thomas J. Place Cities, Towns & Neighborhoods Denver County denver museum of nature and science, lodo, city beautiful movement, mayor of denver, denver mountain parks, denver history, tom noel, metro denver, Denver, william larimer, Jr., Colorado Gold Rush, mile high city, queen city, lower downtown denver, coors field, Five Points, capitol hill, aurora, arvada, commerce city, Thornton, brighton, lakewood, auraria, Cherry Creek, south platte river, Regional Transportation District, front range, Denver Broncos, Colorado Rockies, Interstate 25, interstate 70, tourism, rossonian hotel, robert s. roeschlaub, Barney Ford, Washington Park, City Park, city hall 1858 2016-08-03 2018-03-26 No Yes 1 3554
20 The First National Western Stock Show Community Farming & Ranching, Politics & Economy Denver County National Western Stock Show, Stock Show, Denver Stock Show, Early Stock Show 1898 2016-08-03 2018-03-26 No Yes 0 1556
21 NORAD Noyer, Griffin Community Military Facilities El Paso County norad, norad headquarters, cheyenne mountain, North American Aerospace Defense Command 1958 2016-01-04 2018-03-26 No Yes 1 686
22 Rim Rock Drive Encyclopedia Staff Parks & Public Lands, Historic and Archaeological Sites Mesa County Grand Junction, Fruita, Serpents Trail, John Otto, Colorado National Monument, Civilian Conservation Corps 1921 to 1951 2015-12-02 2018-03-26 No Yes 4 960
23 Saguache County Encyclopedia Staff Counties Saguache County Saguache County, saguache, david moffat, San Luis Valley, cochetopa pass, crestone, moffat, villa grove, saguache county history, sangre de cristo mountains, poncha pass, juan bautista de anza, spanish trail, Otto Mears 1866 2017-01-23 2018-03-26 No Yes 2 2154
24 Boulder Place Cities, Towns & Neighborhoods Boulder County boulder, history of boulder, Colorado Gold Rush, flatirons, boulder creek, thomas aikins, Niwot, arapaho, david horsfal, isabella bird, Oliver Toussaint Jackson, university of colorado, cu, 1894 boulder flood, better boulder party, arapaho glacier, pearl street mall, celestial seasonings 1871 2017-02-22 2018-03-26 No Yes 0 2618
25 Longmont Historic Districts Encyclopedia Staff Cities, Towns & Neighborhoods, Historic and Archaeological Sites Boulder County longmont, longmont history, longmont historic district, east side historic district, james warner, jarvis fox, historic preservation, state historical fund, american foursquare, victorian architecture, thomas callahan, callahan house, longmont college, presbyterian, west side historic district, george atwood, lorin c. mead, collyer street, coffman street, seth terry, chicago-colorado colony, william h dickens 2017-08-25 2018-03-26 No Yes 0 1372
26 Thomas E. Ketchum Community Crime Thomas, Ketchum, Thomas Ketchum, Black Jack, Tom Ketchum, Black Jack Ketchum, colorado outlaws, outlaws 1900 2016-09-21 2018-03-26 No No 1 2159
27 Key Savings and Loan Association Building Encyclopedia Staff Businesses, Historic and Archaeological Sites Arapahoe County Charles Deaton, banks, Key Savings and Loan Association, Englewood, Community Banks of Colorado 2017-06-28 2018-03-26 No Yes 1 811
28 Baca County Encyclopedia Staff Counties Baca County 1889 2015-04-17 2018-03-26 No Yes 1 1462
29 Julie Penrose Hunt, Elizabeth Community Notable Women Parks & Public Lands El Paso County echo park dam, echo park, echo park colorado, dinosaur national monument dam, colorado conservation history, colorado conservation 1870 to 1956 2015-08-21 2018-03-26 No Yes 0 581
30 Castlewood Dam Encyclopedia Staff Historic and Archaeological Sites Douglas County Cherry Creek, Castlewood Canyon State Park, Cherry Creek Dam, 1933 Cherry Creek Flood, irrigation 2017-06-02 2018-03-26 No Yes 0 1854
31 Dickens Opera House Encyclopedia Staff Businesses, Historic and Archaeological Sites Boulder County dickens opera house, dickens tavern, william h dickens, longmont, longmont history 2017-06-28 2018-03-26 No Yes 0 1082
32 Community in Colorado: A Confluence of Cultures Rebecca Hunt Community community, rebecca hunt, colorado communities, colorado history, front range, Western Slope, southern colorado, San Luis Valley, eastern plains, Denver, denver metro area 2017-09-13 2018-03-26 No No 1 3331
33 Longmont Encyclopedia Staff Community Cities, Towns & Neighborhoods elizabeth thompson, william byers, rocky mountain news, denver pacific railroad, william dickens, dickens opera house, sugar beet industry, longmont museum, longmont historic districts, boulder county, boulder county history, latino history, agriculture, front range 2017-12-11 2018-03-26 No No 1 2260
34 Peck House O’Dell, John M. Historic and Archaeological Sites Clear Creek County Empire, James Peck, Frank Peck, Malvina Peck, Peck Gold Mining Company, Howard Peck, Louise Harrison, Margaret Collbran, Hotel Splendide, Gary St. Clair, Sally St. Clair 1863 2015-11-20 2018-03-26 No Yes 3 2640
35 1908 Democratic National Convention Political Economy Politics & Economy Denver County 1908, DNC, Democratic National Convention, William Jennings Bryan, Henry Teller 1908 2016-08-30 2018-03-26 No Yes 0 1806
36 William H. Dickens Encyclopedia Staff Community Businesspeople, European Americans, Leaders william henry dickens, william dickens, longmont, longmont history, burlington, chicago-colorado colony, dickens opera house 2017-12-06 2018-03-26 No No 0 705
37 Boulder County Encyclopedia Staff Counties Boulder County boulder county, boulder county history, boulder, boulder history, university of colorado boulder, university of colorado, arapaho, longmont, boulder county flood, thomas aikins, nederland, front range 1861 2015-12-28 2018-03-26 No Yes 1 2711
38 Colorow Simmons, Beth Origins Native Americans, Leaders colorow, muache, ute, Chief Colorow, meeker massacre, rio blanco county, jefferson county, meeker, ute history, colorow's war, Chipeta, ouray, Garfield County, Montrose, bailey 1813 to 1888 2017-01-23 2018-03-26 No No 0 1815
39 State Facts Encyclopedia Staff State Facts 2016-04-28 2018-03-26 No No 1 266
40 David H. Moffat Encyclopedia Staff Political Economy Businesspeople Moffat County railroads, Moffat Line, Colorado Railroads, business, empire builder 1839 to 1911 2017-01-30 2018-03-26 No Yes 3 1282
41 Colorado in World War I Leonard, Stephen J. Political Economy Wars, Battles, and Massacres world war I, world war one, wwi colorado, colorado in world war i, colorado in wwi, wwi colorado history, Denver, pueblo, Creede, longmont, julius gunther, robert speer, Leadville, nederland, fort collins, Union Station, Fort Morgan, Salida, tuberculosis, influenza, Lowry Air Force Base, buckley air force base, aurora, Montrose, stephen leonard 2017-09-13 2018-03-26 No No 0 2091
42 Morrison Encyclopedia Staff Cities, Towns & Neighborhoods, Historic and Archaeological Sites Jefferson County Bear Creek, Red Rocks, red rocks ampitheatre, John Brisben Walker, John Evans, George Morrison, Denver South Park & Pacific Railroad, Regis University, Bandimere Speedway, Dinosaur Ridge 1872 2017-02-01 2018-03-26 No Yes 3 1477
43 Pueblo County Encyclopedia Staff Counties Pueblo County pueblo county, pueblo history, city of pueblo, pueblo, colorado fuel & iron, pueblo steelworks, pueblo steel mill, Steelworks Center of the West, beulah valley, Arkansas River, 1921 pueblo flood, arkansas river flood 1921, el pueblo, bojon town, william jackson palmer, avondale, boone 1861 2016-11-15 2018-03-26 No Yes 1 2859
44 Boggsville Encyclopedia Staff Historic and Archaeological Sites Bent County farming, ranching, irrigation, Thomas O. Boggs, kit carson, Rumalda Luna Bent, Purgatoire River, John W. Prowers, Las Animas, bent county 1866 2015-11-05 2018-03-26 No Yes 3 1408
45 Guggenheim Hall Encyclopedia Staff Colleges and Universities, Historic and Archaeological Sites Larimer County Colorado State University, Simon Guggenheim, James Murdock, home economics, women's education, Inga Allison, Department of Construction Management 1910 2016-12-19 2018-03-26 No Yes 4 607
46 Longmont Carnegie Library Encyclopedia Staff Historic and Archaeological Sites Boulder County longmont history, carnegie library, longmont, andrew carnegie, library hall, longmont historic buildings, boulder county 2017-07-05 2018-03-26 No Yes 0 776
47 Huerfano County Encyclopedia Staff Counties Huerfano County huerfano county, Wet Mountain Valley, sangre de cristo mountains, walsenburg, la veta pass, La Veta, cuchara, calumet, huerfano county history, juan bautista de anza, Santa Fe Trail 1861 2017-01-31 2018-03-26 No Yes 2 1669
48 Colorado Springs Mondragon, Salvador Place Cities, Towns & Neighborhoods El Paso County colorado springs, colorado springs history, william jackson palmer, pikes peak, Colorado College, us air force academy, cheyenne mountain, new life church, evangelism, pioneers museum, el paso county 1886 2017-01-18 2018-03-26 No Yes 2 1754
49 Burlington (Boulder County) Encyclopedia Staff Community Cities, Towns & Neighborhoods burlington, st. vrain creek, st. vrain valley, longmont, homestead, william henry dickens, alonzo allen, independence hall, boulder county, boulder county history, longmont history 2017-12-06 2018-03-26 No No 0 1082
50 Cheyenne County Encyclopedia Staff Counties Cheyenne County cheyenne county colorado, cheyenne county history, cheyenne, Great Plains, dust bowl 1889 2016-06-27 2018-03-26 No Yes 2 2146
51 Land and Resource Management in Colorado Dane Matthew Vanhoozer Ecology Ideas & Movements, Natural Resources conservationism, environmentalism, colorado parks and wildlife, US forest service, Bureau of Land Management, national park service, gifford pinchot, wildlife, national monuments in colorado, wilderness act 2017-01-23 2018-03-26 No No 0 1349
52 Charles Deaton Community Architects, Engineers, & Planners Jefferson County Charles, Deaton, Charles Deaton, Sculptured House, Sleeper House, Sleeper, Flying Saucer House 1921 to 1996 2016-08-30 2018-03-26 No Yes 0 1100
53 Horace Tabor Buck, Sean Community European Americans Lake County horace tabor, tabor family, horace tabor silver mining, horace tabor silver, horace tabor colorado 1830 to 1899 2015-08-20 2018-03-26 No Yes 3 528
54 Meeker Silbernagel, Robert Place Cities, Towns & Neighborhoods Rio Blanco County meeker, meeker massacre, nathaniel meeker, the utes must go, meeker massacre 1879, meeker colorado, ouray 1885 2015-08-18 2018-03-26 No Yes 5 1238
55 Archuleta County Encyclopedia Staff Counties Archuleta County archuleta county, archuleta county history, Pagosa Springs, geothermal energy colorado, southwest colorado 1885 2016-06-27 2018-03-26 No Yes 4 1426
56 Fort Collins Encyclopedia Staff Community Cities, Towns & Neighborhoods Larimer County fort collins, Colorado State University, history of fort collins, larimer county, larimer county history, fort collins history, new belgium brewing, o'dell brewing, craft beer, anheuser-busch, horsetooth, old town fort collins 2017-09-13 2018-03-24 No Yes 1 2180
57 Capilla de San Juan Bautista (Church of Saint John the Baptist) Encyclopedia Staff Historic and Archaeological Sites, Religious/Spiritual Saguache County San Luis Valley, La Garita, adobe architecture, historic churches, Catholicism, Hispano settlers 2016-11-18 2018-03-19 No Yes 1 668
58 Georgetown–Silver Plume Historic District Encyclopedia Staff Cities, Towns & Neighborhoods, Historic and Archaeological Sites Clear Creek County georgetown, Georgetown Loop, mining, clear creek county, silver mining, Silver Plume, Louis Dupuy, hotel de paris, Colorado Central Railroad, James Grafton Rogers 1868 2016-11-18 2018-03-19 No Yes 5 1811
59 Clear Creek Canyon Holden, Gregory S. Ecology Geography, Canyons, Rivers & Lakes Jefferson County clear creek canyon, cleer creek canyon conservation, clear creek county open space, clear creek county 1872 2016-05-17 2018-03-18 No Yes 3 1411
60 Colorado Climate Goble, Peter Ecology Weather & Climate Colorado, snow, rain, tornado, severe weather, flooding, floods, mountains, valleys, front range, Western Slope, Great Plains, eastern plains, climate of colorado 2017-04-27 2018-03-13 No No 0 1450
61 Smuggler-Union Hydroelectric Power Plant Encyclopedia Staff Historic and Archaeological Sites San Miguel County Telluride, Smuggler-Union Mining Company, Bulkeley Wells, Lucien L. Nunn, Idarado Mining Company, Eric Jacobson, hydroelectric electricity, San Miguel Power Association 1907 2015-12-02 2018-03-10 No Yes 2 722
62 Washington Park Encyclopedia Staff Historic and Archaeological Sites, Parks & Public Lands Denver County City Ditch, Washington Park, Smith's Ditch, Smith Lake, Grasmere Lake, Reinhard Schuetze, Saco Rienk DeBoer, Denver parks 1890 2016-10-28 2018-03-06 No Yes 0 1280
63 Spruce Tree House Encyclopedia Staff Historic and Archaeological Sites Montezuma County Mesa Verde National Park, Gustaf Nordenskiold, Jesse Walter Fewkes, Ancestral Pueblo architecture, Ancestral Puebloan culture, historic houses, Richard Wetherill 1200 2017-05-05 2018-03-06 No Yes 1 1044
64 Hornbek House Encyclopedia Staff Historic and Archaeological Sites Teller County Adeline Hornbek, historic houses, florissant, florissant fossil beds, colorado women's history 2016-12-19 2018-03-06 No Yes 2 727
65 Saguache Encyclopedia Staff Cities, Towns & Neighborhoods, Historic and Archaeological Sites Saguache County San Luis Valley, Saguache County, Brunot Agreement, Otto Mears 1891 2015-12-02 2018-03-06 No Yes 4 1149
66 Hanging Flume Encyclopedia Staff Historic and Archaeological Sites Montrose County Dolores River, Dolores Canyon, Montrose Placer Mining Company, Lone Tree Placer Mine, Buddecke and Diehl, mining, Ron Anthony 1891 2015-11-09 2018-03-06 No Yes 3 1381
67 Dolores Cave Encyclopedia Staff Historic and Archaeological Sites Montrose County Dolores Cave, Dolores River Canyon, Clarence Hurst, split-twig figurine, southwestern agriculture 0600 to 1400 2016-05-25 2018-03-06 No Yes 0 414
68 Fort Garland Encyclopedia Staff Historic and Archaeological Sites, Museums, Military Facilities Costilla County San Luis Valley, Fort Massachusetts, kit carson, Buffalo Soldiers, History Colorado 1858 to 1883 2015-11-05 2018-03-06 No Yes 2 1840
69 Winks Lodge Encyclopedia Staff Historic and Archaeological Sites Gilpin County Lincoln Hills, Winks Hamlet, african american resorts, African Americans, historic hotels, Beckwourth Mountain Club, Matthew Burkett 1928 2016-08-30 2018-02-28 No Yes 0 776
70 Walter and Anna Zion Homestead Encyclopedia Staff Historic and Archaeological Sites Yuma County Walter Zion, Anna Zion, Enlarged Homestead Act, homesteads, dry farming, sod houses 2016-12-20 2018-02-28 No Yes 0 1000
71 Custer County Encyclopedia Staff Counties Custer County custer county 1877 2017-03-31 2018-02-25 No Yes 1 1860
72 Glen Eyrie Encyclopedia Staff Historic and Archaeological Sites El Paso County Glen Eyrie, Queens Canyon, william jackson palmer, The Navigators 1870 2016-03-15 2018-02-23 No Yes 4 1140
73 Costilla County Encyclopedia Staff Counties Costilla County costilla county, San Luis Valley, costilla county history, san luis, Plaza de San Luis de la Culebra, capilla de viejo san acacio, rio grande, hispano history, sangre de cristo mountains 1861 2016-06-27 2018-02-16 No Yes 2 1720
74 Colorado Women's Prison Encyclopedia Staff Museums, Historic and Archaeological Sites Fremont County Cañon City, Colorado Territorial Penitentiary, prisons, Roy Best, Fremont County, Department of Corrections, Museum of Colorado Prisons 1935 2015-11-05 2018-02-16 No Yes 4 970
75 Colorado River Wohl, Ellen Ecology Geography, Valleys, Rivers & Lakes, Natural Resources, Water and Fish Grand County Colorado, river, valley, Rocky Mountains 2014-08-01 2018-02-16 No Yes 3 1028
76 City and County of Broomfield Encyclopedia Staff Counties Broomfield County Broomfield County, broomfield, City and County of Broomfield, broomfield history, boulder county, jefferson county 2001 2016-10-03 2018-02-16 No Yes 2 2506
77 Church of the Holy Redeemer Encyclopedia Staff Historic and Archaeological Sites Denver County 1885 2016-10-27 2018-02-16 No Yes 0 910
78 Cheyenne Mountain Shumway, Aiden Community El Paso County cheyenne mountain, norad headquarters, colorado springs, cheyenne mountain zoo, cheyenne mountain history 1859 2015-11-20 2018-02-16 No Yes 2 640
79 Chaffee County Encyclopedia Staff Counties Chaffee County chaffee county, Lake County, mining, ski industry, fourteeners 1879 2017-01-30 2018-02-16 No Yes 1 2005
80 Calhan Paint Mines Encyclopedia Staff Historic and Archaeological Sites, Parks & Public Lands El Paso County Calhan, el paso county, paint mines, archaic period, Ceramic period, Van Briggle Pottery 2017-05-17 2018-02-16 No Yes 0 720
81 Browns Canyon National Monument Encyclopedia Staff Ecology Parks & Public Lands Chaffee County browns canyon, browns canyon national monument, chaffee county, Arkansas River, US forest service, Bureau of Land Management 2015 2016-03-11 2018-02-16 No Yes 3 813
82 Bonfils Memorial Theatre Encyclopedia Staff Arts & Entertainment, Historic and Archaeological Sites Denver County Helen Bonfils, Tattered Cover Book Store, Denver Civic Theatre, Denver Center for the Performing Arts, John K. Monroe, Henry Lowenstein, Donald Seawell, Bonfils Foundation 2016-10-07 2018-02-16 No Yes 0 1260
83 Bighorn Sheep Kersey, Tyler Ecology Wildlife bighorn sheep, ram, colorado bighorn sheep, ovis canadensis, state animal 2016-05-09 2018-02-16 No No 3 641
84 Bent County Encyclopedia Staff Counties Bent County william bent southeast colorado arkansas river valley boggsville kit carson bent county 1870 2015-04-17 2018-02-16 No Yes 3 1588
85 Beaver Creek Resort O’Brien, Connor Community Businesses, Cities, Towns & Neighborhoods Eagle County beaver creek ski resort, beaver creek colorado, history of beaver creek colorado, beaver creek history 1980 2015-11-19 2018-02-16 No Yes 0 702
86 Beaver Reeve, Holly Ecology Wildlife beaver, wetlands, fur trade, north american beaver, trapper 2016-08-01 2018-02-16 No No 1 886
87 Arapahoe County Encyclopedia Staff Counties Arapahoe County arapahoe county, arapaho, aurora, Englewood, littleton, byers, arapahoe county history 1861 2015-12-28 2018-02-16 No Yes 5 2327
88 Antiquities Act McKibbin, Anne Origins Ideas & Movements archaeology, historic preservation, national monument, preservation law 1906 2016-05-03 2018-02-16 No No 0 1479
89 Agricultural Extension Service Scherer, Joel Ecology Colleges and Universities Natural Resources Farming & Ranching Larimer County agricultural extension, csu agricultural extension, extension service in colorado, colorado agricultural extension, agriculture, joel scherer 1887 2015-08-21 2018-02-16 No Yes 2 1115
90 Alamosa County Encyclopedia Staff Counties Alamosa County alamosa county, alamosa, alamosa county history, San Luis Valley, solar power plant, alligator farm, rio grande river, Great Sand Dunes National Park, colorado sand dunes, blanca peak, sangre de cristo mountains 1913 2016-06-24 2018-02-16 No Yes 3 1788
91 Adolph Coors Buck, Sean Community Businesspeople Jefferson County adolph coors, coors brewery history, coors history, coors brewing, coors brewing history 1847 to 1929 2017-02-03 2018-02-16 No Yes 2 470
92 Adams County Encyclopedia Staff Counties Adams County adams county, brighton, commerce city, arvada, Rocky Mountain Arsenal, rocky mountain arsenal national wildlife refuge, sunor refinery, adams county co, sunshare, solar energy adams county 1902 2015-12-28 2018-02-16 No Yes 5 1890
93 Cannabis (marijuana) Johnson, Nick Ecology Ideas & Movements Politics & Economy marijuana in colorado, history of marijuana, cannabis history, moses baca, denver marijuana, marijuana legalization, effects of marijuana, colorado hemp industry, the cannabist, john ingold, nick johnson, marijuana prohibition, cannabis agriculture, marijuana agriculture, counterculture, hippies, colorado communes, libre, drop city, straight creek journal, cannabis botany 2017-02-02 2018-02-16 No No 2 1868
94 Victor Collins, Jan MacKell Place Cities, Towns & Neighborhoods Teller County victor, cripple creek district, victor gold mines, cripple creek gold rush, victor colorado history 1894 2017-04-03 2018-02-13 No Yes 2 1543
95 Delta County Encyclopedia Staff Counties Delta County delta county, delta colorado, Delta, uncompahgre valley, gunnison valley, gunnison river, uncompahgre river, hotchkiss, paonia, colorado orchards 1883 2016-03-04 2018-02-10 No Yes 1 1528
96 Routt County Encyclopedia Staff Counties Routt County routt county history, Steamboat Springs, howelsen hill, hahns peak, Yampa River, yampa, clark, milner, hayden, joseph hahn, james h crawford, coal mining 1877 2017-02-02 2018-02-09 No Yes 1 2540
97 Yampa River Moore, Molly, Porterfield, Sara Ecology Geography, Rivers & Lakes Moffat County Yampa River, northwest colorado, routt county, Moffat County, Craig, echo park, Dinosaur National Monument, Steamboat Springs, rafting, water, water storage 2017-02-02 2018-02-09 No Yes 1 1353
98 Jackson County Encyclopedia Staff Counties Jackson County Jackson County, North Park, north park history, jackson county history, Walden, moose, rabbit ears range, park range, medicine bow mountains, northern colorado, jackson county courthouse, north platte river, michigan city, michigan river, teller city, cameron pass, highway 14 1909 2016-11-14 2018-02-08 No Yes 1 2596
99 Fremont County Encyclopedia Staff Counties Fremont County Fremont County, fremont county history, coal, dinosaur fossils, Cañon City, royal gorge, Arkansas River, great railroad war, colorado territorial prison, colorado state penitentiary 1861 2017-01-31 2018-02-07 No Yes 3 1914
100 Kennicott Cabin Encyclopedia Staff Historic and Archaeological Sites Custer County Frank Kennicott, Wet Mountain Valley, Kennicott Ranch 2016-10-27 2018-02-06 No Yes 1 455