Vietnamese Chu Chi tunnels
Tunnel under Chavin De Huántar. Ancient Settlement in Peru. Chavín de Huántar is an archaeological site containing ruins and artifacts constructed beginning about 850 BCE and occupied to about 300 BCE by the Chavín, a major pre-Inca culture.
National Gallery of Art, Washington, DC
The marble caves of Chile
Niagra Falls' secret tunnel
Mayan tunnels inside the pyramids in Palenque. These tunnels lead to the chambers where various noble people were entombed.
Same place, different time. Wow. That's amazing.
Chichen Itza Equinox B&W
The stone heads of Nemrut Dağı in Adiyaman Province, Turkey (by Rowan Castle). Thats the tavelocity Gnome
Chichen Itza, antes de su limpieza y restauración, 1892. Archivo del Peabody Museum, Universidad de Harvard.
The jade jaguar throne inside the Chichen Itza pyramid, Mexico by Paul Mannix, via Flickr
View from Pyramid of the Moon, down Avenue of the Dead, with Pyramid of the Sun to the left. Teotihuacan archaeological site, Mexico.
A section of Petra, Jordan
Very odd: Pangea Redrawn With Today's Political Boundaries
The Southern face of the so called "Bent" Pyramid. Built by the IV th Dynasty Pharaoh Sneferu. _dahshur_