Lovelock Cave is a North American archaeological site previously known as Sunset Guano Cave, Horseshoe Cave, and Loud Site 18. The cave is about 150 feet long and 35 feet wide.Lovelock Cave is one of the most important classic sites of the Great Basin region because the conditions of the cave are conducive to the preservation of organic and inorganic material. The cave was placed on the National Register of Historic Places on May 24, 1984. It was the first major cave in the Great Basin to be excavated, and the Lovelock Cave people are part of the University of California Archaeological Community's Lovelock Cave Station.