An aerial view of the lava lake in Pu'u O'o crater, taken Aug. 30, 1990.J.D. Griggs, USGS.
An aerial view of the lava lake in Pu'u O'o crater, taken Aug. 30, 1990. J.D. Griggs, USGS. -- source link
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An aerial view of the lava lake in Pu'u O'o crater, taken Aug. 30, 1990. J.D. Griggs, USGS. -- source link