Yellowstone National Park Sights

Sulphur Caldron

  • Geological Site

Published 01/19/2016

Fodor's Review

You can smell the sulfur before you even leave your vehicle to walk to the overlook of Sulphur Caldron, where hissing steam escapes from a moonscape-like surface as superheated bubbling mud.

Sight Information


Grand Loop Rd., 9½ miles south of Canyon, 4½ miles north of Fishing Bridge, Yellowstone National Park, Wyoming, USA

Published 01/19/2016


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