Detailed archaeological plan of Machu Picchu showing tourist routes across the site, including the summit of the Huayna Picchu, prepared by the Wright Paleohydrological Institute in Denver & published in conjunction with Peru’s Instituto Nacional de Cultura. All complexes & units are shown with their numbers. Colouring indicates principal Inca routes & corrals, as well as gardens & agricultural areas. Structural walls are shows with doorways, windows, & niches. The plan also indicates double jamb doorways, stairways, fountains, etc, plus shows the site’s drainage system. Symbols mark locations of shrines, temples, observatories, subterranean caves & points of special archaeological interest. On the reverse are photographs of notable features cross-referenced to their locations & annotated with brief descriptions.