The second image seems to show our protagonist wandering through the very same cave network that lead up to the closing moments of the game's main story. (gamewatcher.com)
These fascinating tourist attractions are the very same caves that were used extensively by the ancient Mayan people to conduct their sacred rituals and ceremonies. (blog.sandypointrealestate.com)
Scraps of that ancient text were found in the same cave as the Dead Sea Scrolls but have yet to be publically released. (religion.blogs.cnn.com)