Fan and Mortar Geysers, geysers in Yellowstone National Park
The Fan and Mortar Geysers are stunning hydrothermal features located in Yellowstone's Upper Geyser Basin.
Both geysers were discovered in the 1870s shortly after the creation of Yellowstone National Park.
They have become iconic symbols of Yellowstone’s geothermal activity, attracting visitors worldwide.
To increase the chances of witnessing an eruption, check the predictions at the visitor center.
The Fan and Mortar Geysers are known for their unusual 'dual plumbing system' which can erupt simultaneously or at separate intervals.
Location: Wyoming
Source: Wikimedia