MONTANA-YELLOWSTONE EARTHQUAKE
The Slide(U. S. Forest Svc.)
This was level ground before the quake made this 20-ft. scarp.(Mont. Hwy. Comm.)
Road missing after quake.(Montana Power)
These massive rocks blocked the road at Yellowstone Park’s Golden Gate after the Earthquake.(Natl. Park Svc.)
Shook-up road after quake.(USFS)