One of history's greatest engineering feats is one you rarely hear of. It's the Inca Road, parts of which still exist today across much of South America. Fortunately, I have Peruvian archaeologist ...

Can modern engineers learn best practices from ancient road builders? Modern road construction often relies on modifying the landscape by blasting through rock, which can result in landslides. Because ...

The Inca had no written language, no draft animals, no metal tools and no wheeled vehicles. Yet, at its peak the empire had absorbed 100 indigenous nations and had a population of more than 10 million ...

A road that is 3,000 years old and spans the length and breadth of the Andes mountain range in six countries finally got the recognition it was seeking as a heritage site protected by UNESCO, the U.N.

The Ministry of Culture of Peru announced that the specialized personnel of the Qhapaq Ñan Project – National Headquarters has identified two Inca quarries, along with their respective workshops, ...

A suspension bridge made of twisted plant fibers stretches high above the Apurimac River in Peru. Local residents, descendants of the Inca, have been making bridges like this for some 500 years.

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