Peru's Machu Picchu is more than 600 years old and yet, experts continue to learn new things about the iconic archaeological site. Last year, researchers discovered the ancient Incan city is at least ...

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From the dizzying heights of Huayna Picchu to Patagonia’s wildest circuits, South America’s most challenging hikes test both endurance and spirit. These trails reward adventurers with staggering views ...

Analysis of historical documents showed no evidence of the site being called Machu Picchu until 1911. Public domain via Wikimedia Commons under CC BY-SA 3.0 A new study suggests that scholars and the ...