small opening at the top of the NE spatter cone in Pu‘u ‘Ō‘ō. Alth...
Detailed Description
A closer look at the small opening at the top of the northeast spatter cone in Pu‘u ‘Ō‘ō crater. Although the lava pond is crusted over, fluid lava is likely present just a short distance below the opening. Delicate lava stalactites have formed just inside the rim.