- Department of Transportation. Federal Highway Administration. Office of Planning, Environment, and Realty. Office of Natural and Human Environment. National Scenic Byways Program. 1991-9999
- National Archives at College Park - Still Pictures
The original finding aid described this photograph as: Original Caption: Three visitors pose in front of the Keyhole Arch. Location: Utah (37.749° N 112.328° W) Status: Public domain. Photo by S. Clyde.