Qhapaq Ñan, Andean Road System
Qhapaq Ñan, Andean Road System. This site is an extensive Inca communiion, trade and defence network of roads covering 30,000 km. Constructed by the Incas over several centuries and partly based on preInca infrastructure, this extraordinary network through one of the world's most extreme geographical terrains linked the snowcapped peaks of the Andes – at an .