Thermal Features in Yellowstone National Park

When you think Yellowstone you think geysers, but there are a variety of other thermal features in the park. The hot springs and pools often are brilliantly colored by the various bacteria that live in the water.


View Medium or Large image. 		Emerald Pool

Date: August 23, 2010
Location: Black Sand Basin, Yellowstone National Park, WY

View Medium or Large image. 		Sunset Lake
A beautiful blue in the center, where it is deepest. The edges of the pool has a fringe of yellow and orange.
Date: August 23, 2010
Location: Black Sand Basin, Yellowstone National Park, WY

View Medium or Large image. 		Dragon's mouth spring
Water surges out of this cave and it makes a rumbling sound.
Date: August 27, 2010
Location: Mud Volcano, Yellowstone National Park, WY

View Medium or Large image. 		Blue Star spring

Date: August 23, 2010
Location: Upper Geyser Basin, Yellowstone National Park, WY

View Medium or Large image. 		Crested pool
Named because of the small crest of rock that rims the spring.
Date: August 25, 2010
Location: Upper Geyser Basin, Yellowstone National Park, WY

View Medium or Large image. 		Belgian Pool

Date: August 25, 2010
Location: Upper Geyser Basin, Yellowstone National Park, WY

View Medium or Large image. 		Beauty Pool

Date: August 25, 2010
Location: Upper Geyser Basin, Yellowstone National Park, WY

View Medium or Large image. 		Firehole river
The Firehole river passes right through Upper Geyser Basin and most of the runoff from the springs and geysers eventually makes it into this river.
Date: August 25, 2010
Location: Upper Geyser Basin, Yellowstone National Park, WY