Centuries of eruptions on the Big Island have created hidden networks of passages beneath volcanoes. In December 2016 a large lava delta formed by Kilauea volcano sank into the sea, exposing the ...

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 ...

From within the dungeon, after heading south from the lava-filled room with all the connective ... You'll end up on a long rock balcony with two cave entrances. One is the exit you just came ...

The Canary Islands not only boast the third largest volcano in the world, but also the largest natural underwater lava tunnel ... and a blend of dry and submerged cave sections.

It includes Geomunoreum, regarded as the finest lava tube system of caves anywhere, with its multicoloured carbonate ... multi-shaped rock formations, and lake-filled crater. The site, of outstanding ...

Prior to the Lava Caves biome of the Fields of Mistria mines, the only pieces of equipment we’d really need to use were the pickaxe and sword. Once you get into this region after breaking the ...