Khermen tsav is famous paleontological site, locates 450 km west from Dalanzadgad city. This is a huge precipice, which continues about 10 km and it has 2 entrances. Not easy to reach there and there is no water resourse and nobody live there. Mongolian and Russian paleontoligal expedition found here many species of dinosaurs, insects, mammals, birds, turtles, crocodiles and plants. In summer, day temperature reaches +60ºC. This is the remarkable homeland of dinosaurs.