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…

The beautiful and imposing mountain scenery of Colorado’s Great Divide has led to the common belief that the state is home to a singular “Continental Divide.” The divide in Colorado, however, is only a piece of the larger Great Divide, a geologic crest…

Trail Ridge Road snakes roughly fifty miles across Rocky Mountain National Park, from Estes Park to Grand Lake. Planned and built from about 1929 to 1938, the road provided a safer route across the Continental Divide for the park’s growing number of…

In early October 1970, a twin-engine aircraft carrying forty people associated with the Wichita State University football team crashed into Mt. Bethel along Colorado’s Continental Divide, killing thirty-one passengers. The crash spurred the Federal…