Gobi desert is rich in native tree saxaul, so it called “Bayanzag” which means a lot of saxaul tree.  “Ulaan khavtsal” is a Red shore of clay formations formed because of wind and rain for thousands of years. It has a unique 5km wide texture and is approximately 8km long. American paleontologist first found dinosaur bones and eggs in the area while he was researching a trace of ancient people with his crew in 1922.  While they were going from Beijing to Uliastai in Mongolia expediting for 1600 km, they got lost on the way. Therefore they saw randomly fossils in Bayanzag, Roy Chapman and his American friends were surprised and stunned, and screamed with a joy.

Many discoveries were made by an American paleontologist Roy Chapman Andrews and his team. First they excavated in 1922, it is renowned throughout world because of the number of dinosaur bones and eggs found in the area while he was researching trace of the ancient people. That is why; they contributed Bayanzag “Flaming cliff” become famous in the world. The team fell in love with new discoveries and came back to do the excavation in Bayanzag. 3rd time the team discovered dinosaur nests with an egg, also three new kinds of dinosaur eggs by stealing and eating Oviraptor. Americans not only analyzed the eggs, fossils of dinosaur bones also discovered the first trace that dinosaurs called giant squid laid eggs in Mongolian desert that discovered in Bayanzag. This dead trace press is considered extremely rare finds making flaming cliff unique in the world.