Pu‘u ‘Ō‘ō from Nāpau crater. Pu‘u ‘Ō‘ō, on the eastern rift zone of Kīlauea, is the main vent for eruptions from 1983 to present. The red summit at left is the northern flank of the original cone, its southern flank can be made out at right, the collapse occurred in a matter of hours in 1997. The crater is occupied by a lava lake, fed laterally from the magma chamber below Kīlauea.
All images copyright © 2016 F.W. Vollmer and may not be used without permission.