Thousands of miles of pathways through some of the most rugged land on earth form this six-country UNESCO World Heritage site. The giant interlocking stones form pathways and staircases over and ...

Imagine building a highway system longer than the circumference of the Earth — without wheels, without iron tools, and without modern machinery — through some of the most punishing terrain on the ...

Steeped in death, conquest, desire, and mystery, the legend of the lost Inca gold is guarded by remote, mist-veiled mountains ...

This story appears in the April 2011 issue of National Geographic magazine. On the remote Peruvian island of Taquile, in the middle of the great Lake Titicaca, hundreds of people stand in silence on ...