hot lava from the 61G flow from Kilauea Volcano enters the ocean from the open end of a lava tube at the Kamokuna entry in Hawaii Volcanoes National Park, producing steam explosions that carry pumice rocks high into the air, and releasing a cloud of acidic steam that drifts out to sea, Kalapana, Puna, Hawaii Island ( the Big Island ), Hawaiian Islands, U.S.A.