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Alva B. Adams Tunnel

Added by yongli on 06/12/2015 - 15:35, last changed on 02/04/2017 - 14:49
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...

Grand Junction

Added by yongli on 01/24/2017 - 16:26, last changed on 01/24/2017 - 16:34
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 02/03/2017 - 11:48
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 03/09/2017 - 21:41
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...
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