When you visit Wyoming USA, you should visit Yellowstone National Park. 你去美国怀俄明州游玩时，一定要去黄石国家公园。

　　Its name comes from the Yellowstone River. 黄石国家公园因黄石河而得名。

　　Yellowstone National Park is the beginning of the Yellowstone River. 它是黄石河的发源地。

　　There are mountain, lakes, rivers and canyons in Yellowstone National Park. 它里面有高山，湖泊，河流和峡谷。

　　Yellowstone Lake is the biggest crater lake in north America. 黄石湖是北美最大的火山口湖。

　　And there is one more interesting thing in the park. 公园里面还有一个更有趣的东西。

　　It is the Old Faithful Geyser. 那就是老忠实喷泉。

　　The Old Faithful Geyser shoots hot steam and water every sixty five minutes. 老忠实喷泉每隔65分钟就会喷出热蒸汽和水。

　　The height of the water goes up to sixty meters. 水流的高度能有60米。