Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. View of Machu Picchu, a 15th-century Inca citadel located in the ...

"It's been 16 years since I started doing this," recounts Johan Reinhard, easily the world's leading high altitude cultural anthropologist and archaeologist. "I began very much interested in ...

Archaeologists found two 500-year-old quarries in the Cañete mountains and a trail network used during the final stage of the Inca empire, photos show. Photo from Qhapaq Ñan Project Atop some ...

A series of about 5,200 holes stretching nearly a mile (1.5 kilometers) across the Pisco Valley in the southern Peruvian Andes has baffled researchers for nearly a century. But a fresh look at the ...

Cuzco, I decided, had to be the gayest city in South America. Everywhere I turned were rainbow flags. They fluttered in front of banks, in hotel lobbies, in restaurants, atop government buildings.

Members of the public regularly get in touch with Charles Stanish, an expert on Andean cultures at the University of California, Los Angeles. Two years ago, Stanish received a call from a man in ...

Peru’s famous Inca city of Machu Picchu, perched high in the Andes Mountains, is possibly several decades older than experts previously thought. New evidence published in the journal Antiquity found ...

High in Peru’s Andes, the skeletons of people buried at the famous Inca site of Machu Picchu tell a tale of displacement and devoted service. A new chemical analysis of these bones supports the ...

Roughly a century before the Inca empire came to power in A.D. 1400, blasts of human-produced thunder may have rumbled off a ridge high in the Andes Mountains. New evidence indicates that people who ...

They were the children of the noble or the powerful, chosen for the highest honor the Inca civilization could bestow: becoming a human gift to the mountain gods. Perhaps their death would celebrate a ...