yellowstone caldera facts

Volcano facts and pictures




Yellowstone Caldera Volcano

Found in Yellowstone National Park in the USA, Yellowstone Caldera is a supervolcano and it measures 55 x 72 kilometres.

Old Faithful Geyser

This is a picture of Old Faithful which is located in Yellowstone National Park.

Old Faithful, named in 1870 is a geyser which basically ejects a hot spring of water into the air.


Old Faithful Geyser in yellowstone national park

The Yellowstone Caldera volcano is not considered to be extinct is it said to be dormant or sleeping. Lava hasn't erupted for from it for over 70,000 years.

Other facts about the Yellowstone Caldera include:

  • It is around 2 million years old
  • The last major eruption was over 640,000 years ago


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