National and State Register

Thunder Lake Trail-Bluebird Lake Trail

Boulder County

The trail is associated with the early resort industry and tourism in the Estes Park region, and first appears on a tourist guide map in 1910.

A black and white photo of the trail with a line of rocks on the left and trees standing in the background.

Thunder Lake Trail-Bluebird Lake Trail (2006 photograph.)

During the late 1930s the Civilian Conservation Corps (CCC) performed trail maintenance and improvements.  The trail design reflects National Park Service Naturalistic Design of the 1920s through the 1940s.  The property is associated with the Rocky Mountain National Park and the Historic Park Landscapes in National and State Parks Resources Multiple Property Submissions.