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Alva B. Adams Tunnel

Added by yongli on 06/12/2015 - 15:35, last changed on 07/05/2018 - 14:12
Beneath the glacier-carved peaks and valleys of Rocky Mountain National Park , below the alpine lakes and rushing streams, a concrete-lined tunnel belies the illusion of a pristine wilderness. In 1944, the two ends of the Alva B. Adams Tunnel were connected with a blast of dynamite, creating the...

Colorado

Added by yongli on 06/19/2018 - 12:08, last changed on 10/28/2018 - 01:07
Colorado, “the Centennial State,” was the thirty-eighth state to enter the Union on August 1, 1876. Its diverse geography encompasses 104,094 square miles of the American West and includes swathes of the Great Plains , southern Rocky Mountains , and the Colorado Plateau. Colorado has an average...

Colorado Water Institute

Added by yongli on 04/03/2017 - 16:10, last changed on 08/25/2017 - 11:13
The Colorado Water Institute (CWI), an affiliate of Colorado State University (CSU) since 1965, exists for the express purpose of focusing the expertise of higher education on evolving water concerns and problems in the Centennial State. History Formerly known as the Colorado Water Resources...

Grand Junction

Added by yongli on 01/24/2017 - 16:26, last changed on 08/13/2018 - 01:07
With a population of nearly 60,000, Grand Junction is the largest city on Colorado’s Western Slope . The city takes its name from its location at the junction of the Gunnison and Colorado (formerly the Grand) Rivers, in the heart of the Grand Valley . Grand Junction lies near some of the state’s...

Irrigation in Colorado

Added by yongli on 02/03/2017 - 11:48, last changed on 12/28/2017 - 13:43
The tension between aridity and irrigated agriculture has been a defining characteristic of Colorado for much of its modern history. On average, the state receives less than fifteen inches of annual precipitation, making it the seventh driest state in the country. To complicate matters, the...

Mesa County

Added by yongli on 06/27/2016 - 15:11, last changed on 05/06/2018 - 01:07
Mesa County is situated on 3,341 square miles of the eastern Colorado Plateau in western Colorado. The county is named for the wide, flat-topped mountains within its borders. The Spanish called such mountains mesas —meaning “tables.” The county’s largest mesa, Grand Mesa , rises more than 11,000...

Old Spanish National Historic Trail

Added by yongli on 06/12/2015 - 15:58, last changed on 01/04/2018 - 01:07
The Old Spanish Trail was designated a national historic trail by an act of Congress in 2002. From 1829 to 1848, the major trade route extended 2,700 miles between Santa Fé de Nuevo Mexico (Santa Fe, New Mexico), and Alta California (Los Angeles, California). Mexico’s independence from Spain in...

State Bridge

Added by yongli on 12/21/2017 - 13:24, last changed on 12/28/2017 - 13:45
State Bridge spans the Colorado River along Highway 131 in Eagle County and was originally constructed in 1890. Built with state funding, the bridge helped promote growth by providing the only east–west transportation link across the state that was open year-round. The original truss bridge was...
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