Plessy v. Ferguson, case in which the U.S. Supreme Court, on May 18, 1896, by a seven-to-one majority (one justice did not participate), advanced the controversial âseparate but equalâ doctrine for assessing the constitutionality of racial segregation laws.
The sanctuary is located in the district of Machu Picchu, in the province of Urubamba in the department of Cusco. It spans one of the most impressive archaeological sites in the world. It has an area of 32,592 hectares. The built area in Machu Picchu includes 172 campuses; it has 530 meters long by 200 wide. There are two areas in the complex; both zones are separated by a wall, a moat and a staircase, elements that run parallel to the slope east of the mountain.
It is situated on a mountain ridge above the Sacred Valley which is 80 kilometres (50 mi) northwest of Cuzco and through which the Urubamba River flows. Most archaeologists believe that Machu Picchu was built as an estate for the Inca emperor Pachacuti (1438â1472).achu Picchu is situated above a bow of the Urubamba River, which surrounds the site on three sides, with cliffs dropping vertically for 450 metres (1,480 ft) to the river at their base. The area is subject to morning mists rising from the river.