Machu Picchu grown rapidly. In 1912, 1914 and 1915, Bingham removed thousands of artifacts from Machu Picchu—ceramic vessels, silver statues, jewelry and human bones—and took them to Yale University for further study, supposedly for 18 months. Yale instead kept the artifacts until 2012, arguing that Peru lacked the infrastructure and systems to care for them. Eliane Karp, an anthropologist and wife of former Peruvian President Alejandro Toledo, accused Yale of profiting from Peru's cultural heritage. Many of the articles were exhibited at Yale's Peabody Museum. In 2006, Yale returned some pieces but kept the rest, claiming this was supported by federal case
Machu Picchu accompany a deceased noble in the afterlife. Animal, liquid and dirt sacrifices to the gods were much more common, made at the Altar of the Condor. The tradition is upheld by members of the New Age Andean religion. Machu Picchu lies in the southern hemisphere, 13.164 degrees south of the equator. It is northwest of Cusco, on the crest of the mountain Machu Picchu, located about above mean sea level, over lower than Cusco, which has an elevation of . As such, it had a milder climate than the Inca capital. It is one of the most important archaeological sites