The longest lava tube in Oregon, the Lava River Cave, stretches for about a mile through the Newberry National Volcanic Monument south of Bend. It was formed about 65,000 years ago. Taking a jaunt ...

A huge, glowing river of lava has been snapped from space creeping across the Icelandic wilderness after the recent volcanic eruption on February 8. The image, taken from orbit by the European ...

A lava flow looked like a river delta forming during a volcano eruption in Hawaii. Spectacular timelapse footage shows the bright yellow molten rocks cascading across land in Kilauea Volcano's ...

Thick columns of ash were blasted more than 1,500 meters (nearly 5,000 feet) into the sky while searing gas and lava flowed down Semeru’s slopes toward a nearby river. Increased activities of ...

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 ...