Several men stand among the giant windswept dunes in the Great Sand Dunes in the San Luis Valley in Colorado. The snow covered Sangre de Cristo Mountains are in the distance.
Great Sand Dunes National Park (Colo.)--1910-1920.; Dunes--Colorado--Great Sand Dunes National Park--1910-1920.; National parks & reserves--Colorado--Great Sand Dunes National Park--1910-1920.
Members of the AdAmAn Club with backpacks make their way along a windswept rocky slope portion of the Pikes Pike trail, Colorado Springs, El Paso County, Colorado. A gnarled bare timberline tree shows in foreground. The hike is part of an annual...
AdAmAn Club (Colorado Springs, Colo.)--1950-1960.; Colorado Springs (Colo.)--1950-1960.; Pikes Peak (Colo.)--1950-1960.; Mountaineering--Colorado--Colorado Springs--1950-1960.
View of a windswept tree on Baltimore Ridge south of Tolland in Gilpin County, Colorado. Cumulus and nimbus thunderhead clouds fill the sky above distant mountain peaks.
Timberline--Colorado--Tolland--1930-1940.; Gilpin County (Colo.)--1930-1940.; Tolland (Colo.)--1930-1940.; Clouds--1930-1940.; Mountains--Colorado--1930-1940.; Pines--Colorado--Tolland--1930-1940.
A windswept pine tree grows on Baltimore Ridge south of Tolland in Gilpin County, Colorado. Cumulus thunderehead clouds top snow dotted mountain peaks.