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The Lava River Cave is a remarkable lava tube situated within Arizona’s volcanic landscape. Formed by flowing lava thousands of years ago, it presents an extensive, naturally occurring passageway for exploration. The cave offers over a kilometer of accessible passage, making it popular with adventur...
8.48
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Why this score
Major Oregon lava tube, long accessible route, strong visitor reputation; simplicity of passage limits elite scenic acclaim.
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2
The Lava River Cave is a subterranean geological formation located within the Coconino National Forest near Flagstaff, Arizona. It was created approximately 700,000 years ago by a basaltic lava flow from a nearby volcanic eruption, leaving behind a cooled, tube-shaped tunnel. The cave stretches for...
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