City of Boulder: CCC workers at Flagstaff Road (1933)
City of Boulder: Ranger Martin Parsons at the Flagstaff Mountain flagpole (1937).
City of Boulder: Flagstaff Shelter House in winter (1933).
City of Boulder: Lions Club Members on top of Flagstaff Mountain (1919).
City of Boulder: Overview of Green Mountain Lodge (1935-1940).
City of Boulder: Boulder City Improvement Association workers on Flagstaff road (c. 1920).
City of Boulder: Overview of Flagstaff Road (c. 1920).
City of Boulder: Overview of the Halfway House (1930-1950).
City of Boulder: View of the Halway House (1930-1950).
City of Boulder: One of the entrances to Chapman Drive (1930-1940).
City of Boulder: Overview of Sunrise Circle Amphitheater, close to completion (1933-1935).
City of Boulder: CCC stonework leading up to Morse Well (1933-1935).
City of Boulder: Overview of Red Rocks from Flagstaff Mountain (c. 1905).
City of Boulder: Overview of Red Rocks from Flagstaff Mountain (2016).
City of Boulder: CCC workers at Chapman Drive with a rock drill (1933-1935).
City of Boulder: Overview of Green Mountain Lodge (2007).
City of Boulder: Overview of Green Mountain Lodge (1964).
City of Boulder: Flagstaff Shelter House