This shows a cliff dwelling, Sphinx, in Mancos Canyon at Mesa Verde National Park. The card is largely white with a teal border, the image is situated in the upper right hand corner.
This black and white image shows Spruce Tree House as it is seen from the trail at Mesa Verde National Park. Trees grow on top of the cliff and in the foreground of the image.
Sepia post card with Aztec Ruins that appear to be built in the nook of a cliff. There are some trees on the left side of the image and what looks like a path around the ruins.