Touchdown at monitoring site in Mount St. Helens' crater.
![Touchdown at monitoring site in Mount St. Helens' crater....](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/vhp_img1194.jpg?itok=KOnhPuK2)
Detailed Description
Crews access remote monitoring sites by helicopter. Pictured out the window of the helicopter is a GPS and camera station, dedicated to remotely monitoring changes inside the crater and under the crater floor.
Sources/Usage
Public Domain.