An arching pahoehoe fountain, approximately 10 m high, south of Pu?u, Kahaualea.
This image is a work of a United States Geological Survey employee, taken or made during the course of the person's official duties. As a work of the United States Government, the image is in the public domain. For more information, see the USGS copyright policy. Image by J.D. Griggs, taken for the United States Geological Survey's Hawaiian Volcano Observatory.