Extensive active lava tube flows along vast lava bench as boulders are vigorously swept out to sea, Hawai'i Volcanoes National Park and the Kalapana border, Big Island.
Active Lava Tube, Big Island Extensive active lava tube flows along vast lava bench as boulders are vigorously swept out to sea, Hawai'i Volcanoes National Park and the Kalapana border, Big Island.