Machu Picchu: The Inca's Vanished Empire High in the ... Tikal Deep in the rainforests of Guatemala lie the awe-inspiring ruins of Tikal, an ancient Mayan city that once ruled a sprawling empire.

On an island in Lake Titicaca that was sacred to the ancient Tiwanaku ... and historians have located ruins of roughly a dozen royal estates built by at least six Inca kings.

The fabled route leading to Machu Picchu is one of the world's most jaw-droppingly beautiful treks – but it's also plagued by ...

On the morning of July 24, 1911, an enterprising lecturer-explorer from Yale University set off in a cold drizzle to investigate rumors of ancient Inca ruins in Peru. The explorer chopped his way ...

The Inca Trail draws large crowds, which can compromise your hike's quality. If you crave quieter treks with even better ...

Machu Picchu, the royal retreat of the Incan emperor Pachacuti ... plazas and stone ruins as mists swirl up from the Urubamba River. After the Spanish conquest in 1532, jungle growth enveloped ...

Earthquake-resistant masonry, sophisticated urban drainage systems and accurate astronomical observations are some of the achievements revealed in the ruins at Machu Picchu, the royal Incan ...

(David Edgar/Wikipedia/CC BY-SA 3.0) The ancient civilization ... predates the Inca culture, which also stood out in astronomy, for more than 1,000 years. Because the ruins of Chankillo attributed ...

In 1911, former U.S. senator and explorer Hiram Bingham rediscovered what would become one the “Seven Wonders of the Modern ...

Since mules are prohibited on the Inca Trail because their hooves would destroy the ancient stone paving and ... to trek South America's most famous ruins in a responsible, ethical way?