A sophisticated network of underground streets created by the Inca Empire has been discovered beneath the city of Cusco.

Archaeologists uncover secret Inca underground streets beneath Cusco, revealing a sophisticated ancient road network.

Nearly 500 years after the collapse of the largest empire in the Americas, a single bridge remains from the Inca's extraordinary road system – and it's rewoven every year from grass.

he said that there was nothing comparable with the Inca road system. And if you see the extension of the Inca Empire, if you compare them in the map with the Aztecs, it’s like four of five times ...

he said that there was nothing comparable with the Inca road system. And if you see the extension of the Inca Empire, if you compare them in the map with the Aztecs, it’s like four of five times ...

At the height of its existence the Inca Empire was the largest nation on ... and a 14,000 mile-long road system criss-crossing high Andean mountain passes and linking the rulers with the ruled.

The Inca stronghold of Machu Picchu has astounded and confounded visitors since it was unveiled to the wider world more than ...

At the height of its existence the Inca Empire was the largest nation on ... and a 14,000 mile-long road system criss-crossing high Andean mountain passes and linking the rulers with the ruled.

The expedition's efforts resulted in the discovery of an ancient Inca road that coincides with the ... and the cultural heritage of the Inca Empire. Atahualpa, the last Inca emperor, was captured ...