Going Down Thorn
USFS trail 662003
The route in 3D
Fly this trail over real terrain
USGS and partner elevation data build the terrain, and the US Forest Service centerline draws the route.
8.0 mi
About 950 ft between the route's high and low points. An estimate from US government elevation data, computed 2026-07-11; not measured in the field.
Trail facts
- Length
- 8.0 mi mapped
- Surface
- native material
- USFS-managed uses
- Horseback (pack and saddle)
- Motorized status
- Motorized use designated by the USFS
- Designation
- National trail designation
- National forest
- Boise National Forest