Fan and Mortar Geysers Photos

Meet 2 travelers, 5 tour guides and discover 974 photos

The two geysers lay on the edge of the Firehole River, just like Riverside Geyser. However, both of the geysers are on the same side of the river as the viewing area, unlike Riverside. Mortar consists of the large mortar-looking cone on the left. It consists of the vent in the cone, known as Upper Mortar, the vent right below it, known as Lower…
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Fan And Mortar Geysers - Yellowstone - USA