Why it's incredible: The cave was created by lava from Mount Fuji and now holds giant ice pillars. The Narusawa Ice Cave is a lava tube that is brimming with icicles and ice pillars at the base of ...

This image provided by the U.S. Geological Survey shows evening views of lava fountaining from Haleumaumau Crater at the summit of Kilauea volcano inside Hawaii Volcanoes National Park, Hawaii., Feb.

HONOLULU — Hawaii's Kilauea volcano resumed erupting Friday by shooting an arc of lava 100 feet into the air and across a section of its summit crater floor. It was Kilauea's 31st display of molten ...

Hawaii’s Kilauea volcano has been shooting lava from its summit crater about once a week since late last year, delighting residents, visitors and online viewers alike with a firehose of molten rock.

HONOLULU — Hawaii's Kilauea volcano resumed erupting Friday by shooting an arc of lava 100 feet into the air and across a section of its summit crater floor. It was Kilauea's 31st display of molten ...