After centuries of speculation, archaeologists in Peru have confirmed the existence of an underground tunnel network, thought to have been built by the Incas. The groundbreaking discovery was ...

With all the activity happening on the Las Vegas Strip, many are unaware of the activity happening underground in the tunnels under Sin City. Las Vegas was built in a desert, typically known for ...

The existence of a tunnel network under the ancient Peruvian city of Cusco had been rumored for centuries. At times stretching more than a mile, the labyrinth connected the Temple of the Sun to ...