The Canary Islands not only boast the third largest volcano in the world, but also the largest natural underwater lava tunnel. Mount Teide, the third largest volcano, resides in Tenerife, while ...

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 ...

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 ...

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 ...

“Amazing” lava fountains were seen spewing from the Kilauea volcano’s Halemaʻumaʻu crater in Hawaii during an eruption on March 4, marking episode 12 of a period of activity that began in December.