Three times the size of Rhode Island, Yellowstone National Park holds some 10,000 geysers, hot pools, and other thermal features, the greatest concentration of such geologic activity in the world.

• 罗德岛地三倍大小，黄石国家的公园保有相当10000间歇泉，热池塘喝其它热的特色，那里有最好的集中了这种地质学的活动性于全世界。