A trip to the Mojave Lava Tube in Mojave National Preserve is an experience not to be missed in California. Yes, the roads may be a little rough, but you will just have to grin and bear the bumps ...

For a unique adventure along the Road to Hana, stop for a self-guided tour of the Hana Lava Tube, which can be found near mile marker 31. It takes no more than 40 minutes to explore about 1/3-mile ...

Early herdsmen were using a volcanic lava tube to shelter from fierce desert sun at least 7,000 years ago, new research reveals. Lava tubes are caves left behind by underground lava flows – at ...

These lava tubes form when a current of flowing, molten lava cools more quickly on the outside than the inside, allowing a gooey center to flow through and empty out of what becomes a hardened ...