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English: Obsidian Cliff — a columnar rhyolite formation, with areas of Obsidian, located in Yellowstone National Park, Park County, Wyoming.
This is a category about a place or building that is listed on the National Register of Historic Places in the United States of America. Its reference number is
Obsidian Cliff 
archaeological site
Obsidian cliff cleavage.jpg
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Instance of archaeological site,
Located in protected area Yellowstone National Park
LocationPark County, Wyoming
Heritage designation
44° 49′ 08.04″ N, 110° 43′ 40.8″ W
Authority control
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Obsidian Cliff (ceb); Obsidian Cliff (de); צוק האובסידיאן (he); Obsidian Cliff (en); Obsidian Cliff (fr); 黑曜石崖 (zh); Obsidian Cliff (nl) archäologische Stätte in den Vereinigten Staaten (de); archaeological site (en); جرف في الولايات المتحدة الأمريكية (ar); carrière préhistorique du Wyoming (fr); archeologische vindplaats in Verenigde Staten van Amerika (nl)