Synopsis

The Inca, lacking even the most basic technologies – wheels, arches, draft animals, iron tools, or a written language – nonetheless accomplished remarkable feats of engineering through a deeply ingrained tradition of communal labor. In this endeavor, the NOVA team investigates both their intricate stonework and ingenious bridge construction. They experiment with methods of dragging and precisely fitting massive stones, collaborating with people in an Andean village to construct a suspension brid