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.

Approximately 700,000 years ago when molten rock erupted from a vent in nearby Hart Prairie, the mile-long Lava River Cave was formed. Today, visitors can explore the cave's cool, dark expanse by ...

The caves, lava tubes, to be more precise ... The volcano itself is the size of Rhode Island! If it’s lava, it’s here in all its splendor. Some 400 cinder cones and vents as well as miles ...

There was also a pseudo cave system with lava and glow berries that lit up the space. Reacting to this post, Original-Composer432 commented they want to turn this structure into a skull and added ...

Originally formed in 1881 by lava flow from Mauna Loa, the caves are now accessible to visitors ... good traction as some areas are slick. Big Island in a Day: Volcanoes Waterfalls Sightseeing ...