Ape Cave
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Ape Cave is a lava tube on the side of Mt. St. Helens in Washington, USA. At 12,810 feet or 3.9 kilometers, it is the longest continuous lava tube in the continental United States. It is near the site of former Ape Canyon.
External links
- Ape Cave (http://www.fs.fed.us/gpnf/recreation/ape-cave/index.shtml)Template:Washington-geo-stub