Machu Picchu Valley. He organized the 1911 Yale Peruvian Expedition in part to search for the Inca capital, which was thought to be the city of Vitcos. He consulted Carlos Romero, one of the chief historians in Lima who showed him helpful references and Father Antonio de la Calancha’s Chronicle of the Augustinians. In particular, Ramos thought Vitcos was "near a great white rock over a spring of fresh water." Back in Cusco again, Bingham asked planters about the places mentioned by Calancha, particularly along the Urubamba River. According to Bingham, "one old prospector said there were interesting ruins at Machu Picchu,"
Inca Trail to Machu Picchu this rule, permits can only be obtained through a government registered tour operator. All permits are paired with an individual passport, and are not transferable. The government monitors the trail closely; there are several control points along the trail. The Inca Trail elevation varies quite significantly and people often struggle with altitude sickness, especially if they have not spent much time in Cusco prior to trekking the trail. Cusco stands at 3,200 metres and is already significantly higher than Machu Picchu itself, however, many sections of the Inca Trail are much higher. Starting at 2,600 metres, the trail ascends to