Centuries of eruptions on the Big Island ... this that the map inches toward completion at the rate of three to four miles a year. Kanohina may soon be the longest surveyed lava tube system ...

Hawaiian Volcano Observatory reported in its daily Kīlauea update that the newest eruptive activity began at about 9:15 a.m. Wednesday, with a small lava flow exiting the north vent following ...

The second installment of our World Heritage Series sees us take a trip to Jeju Volcanic Island and Lava Tubes, South Korea’s only natural site to make the revered list of United Nation designated ...