Lava tubes are caves which are formed in volcanic rock. They are usually the voids left when the molten lava cools and contracts.
The following 66 pages are in this category, out of 66 total. This list may not reflect recent changes.
Lava tubes are caves which are formed in volcanic rock. They are usually the voids left when the molten lava cools and contracts.
The following 66 pages are in this category, out of 66 total. This list may not reflect recent changes.