A lava tube trace (dark sinuous shape) along the ground surface.
By Volcano Hazards Program
2012 (approx.)
Detailed Description
Aerial view of a lava tube trace (dark sinuous shape) along the ground surface at Medicine Lake Volcano, California.
Sources/Usage
Public Domain.
Related
Lava tubes at Lava Beds National Monument
Lava Beds National Monument lies on the north slope of Medicine Lake shield volcano, and contains the highest concentration of lava tube caves in North America. There are up to 500 known lava tube caves within the boundaries of Lava Beds National Monument.
Related
Lava tubes at Lava Beds National Monument
Lava Beds National Monument lies on the north slope of Medicine Lake shield volcano, and contains the highest concentration of lava tube caves in North America. There are up to 500 known lava tube caves within the boundaries of Lava Beds National Monument.