Historic
San Juan County, UT
Approximate location — plotted from published sources, not a site visit, and not a guarantee of access.
NPS unit preserving Ancestral Puebloan masonry towers and room blocks (c. 1200–1300 CE) around Little Ruin Canyon on Cajon Mesa. Square Tower Group is the monument’s Utah home base—visitor center, campground, and the Little Ruin Canyon loop past Square Tower, Hovenweep Castle, and Hovenweep House.
| Region | San Juan County, UT |
|---|---|
| Coordinates (approx.) | 37.3839, -109.0772 |
| Established | 1923 national monument |
| Peak occupation | c. 1200–1300 CE |
| Trail | Little Ruin Canyon / Square Tower loop ~2 mi |
| Status | International Dark Sky Park |
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.