South American History

Villagers construct a new bridge over the Apurimac River, in Huinchiri, Peru, in 2012.

The Earliest and Greatest Engineers Were the Incas

Smithsonian Secretary G. Wayne Clough treks to Peru to see how Machu Picchu was built

Inspired by recent archaeological research, the people in the Cuzco region of Peru are rebuilding terraces and irrigation systems and reclaiming traditional crops and methods of planting.

Farming Like the Incas

The Incas were masters of their harsh climate, archaeologists are finding—and the ancient civilization has a lot to teach us today

The site covers some 80,000 acres. UNESCO named it a World Heritage Site in 1983.

Saving Machu Picchu

Will the opening of a bridge give new life to the surrounding community or further encroach upon the World Heritage Site?

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