Yellowstone Thermal Features

Page last updated 8/20/2007

There are no other places on earth with thermal features to match Yellowstone.

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Old Faithful. The most predictable large geyser and certainly the best known. It now erupts approximately every 90 minutes.


Before the 1959 earthquake, it erupted approximately every 60 minutes.

Blue Star Pool


Heart Spring

Giant Geyser

Morning Glory Spring

Grotto Geyser

Beauty Pool

Two Views

Very aptly named.

Beehive Geyser

Castle Geyser

Chinese Spring actually once used as a laundry.

Riverside Geyser

Runoff from Old Faithful