Machu Picchu transport of this obsidian type in pre-Hispanic Peru. Thousands of tourists walk the Inca Trail to visit Machu Picchu each year. They congregate at Cusco before starting on the one-, two-, four- or five-day journey on foot from kilometer 82 (or 77 or 85, four/five-day trip) or kilometer 104 (one/two-day trip) near the town of Ollantaytambo in the Urubamba valley, walking up through the Andes to the isolated city. Machu Picchu is both a cultural and natural UNESCO World Heritage Site. Since its discovery in 1911, growing numbers of tourists have visited the site each year, including 1,411,279 in 2017.
Hiram Bingham III center but a royal estate to which Inca leaders and their entourage repaired during the Andean summer. Machu Picchu has become one of the major tourist attractions in South America, and Bingham is recognized as the man who brought the site to world attention, although many others helped to bring this site into the public eye. The switchback-filled road that carries tourist buses to the site from the Urubamba River is called the Hiram Bingham Highway. Bingham has been cited as one possible basis for the Indiana Jones character. His book "Lost City of the Incas" became a bestseller upon