Geology
San Juan County, UT
Approximate location — plotted from published sources, not a site visit, and not a guarantee of access.
Mysterious mile-wide circular structure in Canyonlands' Island in the Sky — debated as a salt-dome collapse or ancient impact crater. Short steep overlook trails from the end of Upheaval Dome Road reveal concentric rings of colorful Wingate and Chinle strata.
| Region | San Juan County, UT |
|---|---|
| Coordinates (approx.) | 38.4263, -109.9261 |
| Feature | ~1 mi diameter crater/dome |
| Hypotheses | Impact crater vs. salt tectonics |
| Hike | 0.6–1.2 mi RT overlook trails |
| Park | Canyonlands NP — Island in the Sky |
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.