Obsidian Cliff

  • Yellowstone National Park, WY

View More Photos

'Obsidian Cliff', also known as '48YE433', was an important source of lithic materials for prehistoric peoples in Yellowstone National Park near Gardiner, Montana. The cliff was named by Philetus Norris, the second park superintendent ... more on Wikipedia

Location & Nearby Attractions

×
Uptake

Did you know that your Internet Explorer is out of date?


To get the best possible experience using our website we recommend that you upgrade to a newer version.

Close