Machu Picchu Machu Picchu is the 'Lost City of the Incas'. It was built on a Peruvian mountain ridge between 1440 and 1470 AD as a resort for Inca nobility and for astronomy purposes. Machu Picchu is in the World Heritage List since 1983 and is one of the New 7 Wonders of the World since 2007. ## See also[edit] * Chichen Itza * Calakmul ## External links[edit] * Historic Sanctuary of Machu Picchu * Machu Picchu - New 7 Wonders