Cerro de San Pedro is a semi-abandoned historic mining town located in the center of Mexico, the State of San Luis Potosi. Cerro de San Pedro is a small village 10 miles east of the City of San Luis Potosi, the Capital of the State of San Luis Potosi. Cerro de San Pedro is located in the mountains above the valley of San Luis Potosi and is part of the watershed area for the valley and its major cities. The valley is the source of 73% of the water for the area. It is a ghost town containing the ruins of shops, churches, estates and a hospital.