Located near Lake Titicaca in Bolivia, the millennia-old city of Tiwanaku was built almost 13,000 feet (4,000 meters) above sea level, making it one of the highest urban centers ever constructed.

Our understanding of ancient civilizations is constantly challenged by newly discovered ruins that defy mainstream historical and archaeological explanations. These fascinating remnants of the past ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

Cutting-edge LiDAR technology has revealed an astonishing secret concealed beneath the dense jungle canopy of Ecuador's Andean Chocó: hundreds of pre-Hispanic structures that dramatically expand our ...

The ruins of a prehistoric skyscraper: New research is revealing how Cornish tin appears to have boosted a long-lost Bronze Age Mediterranean civilization. This aerial photo shows that civilization's ...

THE OLDEST LIVING CITY IN THE AMERICAS. THIS IS CUSCO, PERU, THE CAPITAL OF THE INCAN EMPIRE. IT’S ALIVE AND IT’S UP THERE AT 11,000FT. THE ELEVATION IS MORE THAN TWICE AS HIGH AS DENVER. BUT ...