GeoGirls Venture into Ape Cave II
![Girls stand in cave with headlamps lighting a book](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/ApeCave_20190804_114718_Westby.jpg?itok=-pCfjSHi)
Detailed Description
GeoGirls venture into Ape Cave, a 2,000-year-old lava tube on the south flank of Mount St. Helens, as they learn about Mount St. Helens’ eruptive history and lava flows.
Sources/Usage
Public Domain.