Natural
Riverside County, CA
Approximate location — plotted from published sources, not a site visit, and not a guarantee of access.
Iconic granite boulder in Joshua Tree National Park whose twin hollows resemble eye sockets — formed by chemical weathering and rainwater pooling in small depressions over millennia. Roadside stop on Park Boulevard at Jumbo Rocks with an optional 1.7-mile nature trail through monzogranite wonderland.
| Region | Riverside County, CA |
|---|---|
| Coordinates (approx.) | 33.9978, -116.0594 |
| Manager | Joshua Tree National Park (NPS) |
| Process | Granite cavernous weathering |
| Trail | 1.7 mi Skull Rock Nature Trail |
| Access | Paved Park Boulevard |
Public recreation data — BLM & Recreation.gov (RIDB). Verify current access, fees, and seasonal closures before traveling.
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Plan ahead. Leave no trace. Verify current access before traveling.