Sulphur Works is one of the park's colorful and smelly hydrothermal features that you can see right from the road. Take the paved walkway to view steam vents, a boiling mudpot and a landscape tinged yellow, orange and red from mineral deposits.
Remember to tap the map marker to listen to the bonus story "The Aroma of a Volcano" to learn more about this fascinating place!
Sulphur Works is a popular spot, so parking may be difficult to find. However, if you're interested in seeing even more impressive hydrothermal features, we recommend skipping this stop in favor of the three-mile roundtrip hike to Bumpass Hell.
Located near the park's south entrance, the Kohm Yah-mah-nee Visitor...
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