黄石国家公园。是世界第一座国家公园，成立于1872年。黄石公园位于美国中西部怀俄明州的西北角，并向西北

黄石国家公园。是世界第一座国家公园，成立于1872年。黄石公园位于美国中西部怀俄明州的西北角，并向西北

Huang Shih country park. Is the world first country park, was established in 1872. The yellowstone park located at the American mid-west Wyoming's northwest corner, and extends to the northwest direction to Idaho and Montana, the area amounts to 7988 square kilometers. This area is Indian's Holy Land originally, but because of American explorer Louise and Clark excavation, but becomes in the world the earliest country park. It is listed as in 1978 the world natural heritage.

I don't know.I really don't know.I really really don't know.