The complex at Teotihuacan is also huge. But shape is not only thing connecting these monuments.
After eight months of excavation, archaeologists from the National Institute of Anthropology and History (INAH) have located, 12 meters below , the entrance to the tunnel leading to a series of galleries beneath the Temple of the Feathered Serpent, in the Archaeologcial Area of Teotihuacan. Also Great pyramid of Cholula in Cholula, Puebla, Mexico has underground tunnels. Famous pyramids in Giza have reservoir around Sphinx and underground chambers in each pyramid, with river