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.
Machu Picchu is a 15th-century Inca citadel situated on a mountain ridge formed by a graben, which is a block of land downthrown between two fault lines.The ridge spans the adjacent mountain peaks of Machu Picchu and Huayna Picchu in the Peruvian Andes' Eastern Cordillera, or eastern mountain range.The citadel was built at 8,000 feet above sea level, but is only 1,640 feet above the valley of the Unibamba River, which passes beneath it.he ridge spans the adjacent mountain peaks of Machu Picchu and Huayna Picchu in the Peruvian Andes' Eastern Cordillera, or eastern mountain range. The citadel was built at 8,000 feet above sea level, but is only 1,640 feet above the valley of the Unibamba River, which passes beneath it.