Digging a PBO site out from the snow.
![Digging a PBO site out from the snow....](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/vhp_img5961.jpg?itok=SyB4vrIC)
Detailed Description
A UNAVCO field engineer digs a buried PBO GPS station out from the snow to replace a failed cellular communication device in 2017. Accessing the site required 60 miles of snowmobiling and then a 20 minute hike through waste deep snow. Photo by Mike Gottlieb.