Inflation along the lava tube has created a long ridge with a deep,...
Inflation along the lava tube has created a long ridge with a deep,...Inflation along the lava tube has created a long ridge with a deep, semi-continuous crack along the ridge centerline (right side of image). The peak of the ridge, by rough estimate, is about 4 meters (13 feet) above the original ground surface. This photo looked northeast along the trend of the tube, just south of the cemetery.