17 or 16 Room Ruin, an Ancestral Puebloan ruin in a north facing alcove along the San Juan River near Bluff, Utah.

- Image ID: MCJKD4
17 or 16 Room Ruin, an Ancestral Puebloan ruin in a north facing alcove along the San Juan River near Bluff, Utah.
Colin D. Young / Alamy Stock Photo
Image ID: MCJKD4
Location: Bluff, UT, USA