The Incas—a civilization that ruled over vast swathes of South America's Andean region in the 15th and 16th centuries—intentionally built Machu Picchu, and other cites, in a location where tectonic ...

The ancient Incan sanctuary of Machu Picchu is considered one of humanity's greatest architectural achievements. Built in a remote Andean setting atop a narrow ridge high above a precipitous river ...

Note: Some of the below destinations may be affected by the civil unrest in Peru. Check with the U.S. Department of State before traveling. It's hard to believe this iconic "lost city of the Incas" ...

Machu Picchu, the 600-year-old Incan citadel in modern-day Peru, is notoriously hard to get to. Built on a narrow ridge in the Andes Mountains, this UNESCO world heritage site is still difficult to ...

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As the man dressed head-to-toe in khaki turned the corner and began racewalking uphill in my direction, I had to wonder: had we met before? It certainly seemed unlikely. John Leivers was in his late ...

Many have heard of — or have hiked — the Inca Trail, a 27-mile trek through Peru’s sacred valley ending at Machu Picchu. It’s got basic amenities, like bathrooms, and lots of tourists. Then there’s ...