Old Faithful, Riverside, and Grand Geysers

The Upper Geyser Basin in Yellowstone National Park, Wyoming, has the largest concentration of geysers and other geothermal features in the world, including Old Faithful, Riverside Geyser, Grand Geyser, and Morning Glory Pool.

John Coulter sent back the first published account ...

Old Faithful Geyser

Perhaps the most famous geyser in the World, Old Faithful Geyser has become one of the most recognizable features of Yellowstone National Park. It was named for its consistent performance by members of the Washburn Expedition in 1870. Although its ...