2 Parks in Washington
Source:
@sometimesadventure
lava tube
hiking
cave exploration
underground adventure
family friendly
outdoor activity
volcanic monument
2 parks in Washington: Mount St. Helens National Volcanic Monument, Ape Cave Interpretive Site. Every place is verified on Google Maps, featured in an Instagram post by Emily | Motherhood in Motion.

Mount St. Helens National Volcanic Monument
National park
4.8
Explore the dramatic volcanic landscapes and unique geological features of this monument. It offers trails, viewpoints, and the chance to witness the power of a volcano. Don't miss the visitor centers for educational exhibits about the eruption and recovery.

Ape Cave Interpretive Site
Hiking area
4.8
Descend into one of North America's longest lava tube caves for a unique underground adventure. Choose between an easy walk or a challenging scramble over ancient lava formations. Remember to secure a permit in advance for this memorable exploration.
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