West Yellowstone lava flow at Firehole Canyon, erupted 114,000 ya

(Credit: Jim Peaco, National Park Service. Public domain.)
Detailed Description
Aerial view of West Yellowstone lava flow at Firehole Canyon, erupted 114,000 years ago. The flow here is about 470 m (1150 ft) thick.
Details
Image Dimensions: 1999 x 1244
Date Taken:
Location Taken: US