September 26, 2018

This fascinating hike includes a trek through the 2.5 mile Ape Cave, the longest continuous lava tube in the continental United States. …

You’ll want to bring sweatshirts and plenty of outerwear, head lamps or lanterns, flashlights and spare batteries. …

Ape Cave was formed about 2,000 years ago from lava streaming down Mount Saint Helens.

Skamania County’s Ape Cave Trail

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