This image is a colorized view of the Dunraven Pass, part of the Grand Loop Road in Yellowstone National Park.
Sanborn Souvenir Co., Denver, Colo.
The description simply states:
1029 — DUNRAVEN PASS HIGHWAY IN YELLOWSTONE NATIONAL PARK
–This image is from the same series as the previous post, but is printed with a different process, so the texture of the image is smoother. This card likely dates from the 1940s.