Active pāhoehoe, fed by a lava tube originating at Pu‘u ‘Ō‘ō, has b...

This photograph, taken from the east rim of Pu‘u ‘Ō‘ō crater, shows a cone in the crater which was occasionally spitting minor amounts of spatter from the incandescent opening at its top. In the foreground, several altered blocks (pink-orange colored) sitting on the recent lava flow are evidence of a small explosive event in the crater — sometime in the last two weeks — that cast the blocks onto the rim.