Obsidian Dome
California
A short unpaved-road spur reaches a jagged, roughly 300-foot dome of black volcanic glass and pale pumice formed only about 500–800 years ago. The gravel access road is seasonal and has no guaranteed water or restrooms.
Why Roamward picked it
A short unpaved-road spur reaches a jagged, roughly 300-foot dome of black volcanic glass and pale pumice formed only about 500–800 years ago. The gravel access road is seasonal and has no guaranteed water or restrooms.
Sources
Hours, admission, and access change — confirm with the official source before you plan the detour.
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