- Location
- Retired in Minneapolis
There are pictures of a climbing wall made by wrapping aspen trees in plastic construction fencing and setting the garden hose loose. When I lived in Minnesota I thought about doing this but couldn't find a place to host the wall.
http://www.alaskanalpineclub.org/IceWall/OtherIceWalls.html
http://www.alaskanalpineclub.org/IceWall/OtherIceWalls.html