Kanohina may soon be the longest surveyed lava tube system in the world. The cave that the Kanohina system seems poised to supplant in the record books is on the other side of the Big Island.

Passing by a series of subterranean geological features named cave chocolate, cave bacon and cave popcorn, I start to wonder ...

Originally formed in 1881 by lava flow from Mauna Loa, the caves are now accessible to visitors ... Hilo Kona Waikoloa Pick Up (1329 reviews) Big Island in a Day: Volcanoes Waterfalls Sightseeing ...

Jeju Volcanic Island and Lava Tubes together comprise three sites that make up 18,846 ha. It includes Geomunoreum, regarded as the finest lava tube system of caves anywhere, with its multicoloured ...