There are many ancient villages, towns and even cities around the world, but very few of them are located underground. However, there is one spot in a country loved by tourists where that happens ...

An often overlooked ancient pyramid in Mexico was filled with pools of a rare element in its underground chambers, leading to new theories that the structure may have had a shocking hidden purpose.

A cross inlaid in the floor of a library marks the spot where Indiana Jones has to dig to access the ancient catacombs ... a network of dark and narrow underground tunnels and tombs, hold the ...