General Information
Pet Policy:
No pets allowed on trails
Seasons:
Open all year, but fully accessible only between May and October due to very heavy winter snowfall
★ 5.0
Featured Regions and Locations
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Black Pool
Deep blue thermal pool whose color dramatically changed after nearby geothermal activity altered its water temperature and microbial communities.
West Thumb Geyser Basin
Geothermal basin with hot springs and geysers situated directly along a lake's shoreline.