CentralNotice From Wikipedia, the free encyclopedia Jump to: navigation , search Natural Trap Cave is a pit cave in the Bighorn Mountains , in northern Wyoming , United States. Excavations in the cave are an important source of paleontological information on the North American Late Pleistocene , due to a rich layer of fossils from animals that became trapped in the cave. [1] 1 Location 2 Early explorations 3 2014 explorations 4 References 5 External links Location [ edit ] The cave is located northeast of Lovell, Wyoming , at an elevation of 4,560 feet (1,390 m). It is a bell-shaped pit or sinkhole within the Madison Limestone , 85 feet (26 m) deep, with a slightly elongated opening of 12 feet (3.7 m) by 15 feet (4.6 m) at the top, and a diameter of around 120 feet (37 m) at the bottom. [1] Early explorations [ edit ] The first investigation of its anima...