Castle Geyser, Geyser in the United States
Castle Geyser is a cone geyser located in Yellowstone National Park.
It was named after its castle-like formations.
The geyser has become an icon of geothermal activity in Yellowstone.
Eruptions can be predicted with a relative degree of certainty.
Its intervals between eruptions range from 10 to 12 hours.
Location: Wyoming
Source: Wikimedia