Eastern Boundary of Yellowstone National Park - Western Boundary of Shoshone National Forest Elevation 6951 Feet. Roadside turnout paved with information sign, south side of highway. With half of the earth’s geothermal features, Yellowstone holds the planet’s most diverse and intact collection of geysers, hot springs, mudpots, and fumaroles. Its more than 300 geysers make up two thirds of all those found on earth.