At a little more than a mile, Lava River Cave is Oregon’s longest intact lava tube. It’s also one of the most popular caves to explore in central Oregon. The cave is part of Bend’s Newberry ...

as the state’s population and tourism boom continues to upend the experience of getting outdoors in Oregon. Lava River Cave, a mile-long subterranean lava tube south of Bend, has become the ...

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 ...

On to Oregon. Camping. Kids splashing in Wallowa Lake. Drive to Newberry National Volcanic Monument, Lava River Cave Interpretive Site. Bring or rent two or more light sources. Longest lava tube ...

It is conveniently located on U.S. Route 97 and features a 3-D topographic map and an introductory ... (May 1 to Labor Day), explore the Lava River Cave, Oregon’s longest lava tube.