America's Greatest Wonder - The Yellowstone National Park is the oldest national park in the world. It was established in 1872 and protects an idyllic landscape with thick pine forests, lakes and rivers from exploitation by humans. The park, which is also the largest national park in the United States, offers shelter for many endangered animal species like bears, elk, cougars, lynx, wolves and bison on the high plateau in the Rocky Mountains. Experience this unforgettable natural wonders in real 3D pictures! This film was made by a REAL 3D method you can play and watch it in 3D and also in FULL HD.