Introduction to Tiahuanaco Cultural Sites: The Lake Titicaca area is one of the famous birthplaces of the Inca culture of ancient Indians, with many ruins left. The Tiahuanaco Cultural Site is located 21 kilometers southeast of Lake Titicaca, at an altitude of about 4,000 meters. There are many huge stone statues and stone pillars. The most famous monument is the stone statue of the rain god "Vitikocha".