This guy used to fly his M-20C into some of the Idaho backcountry airstrips! Here is a video of him going into Soldier Bar.
Name: Soldier Bar USFS
Identifier: 85U
Elevation: 4,190 feet
Lat: N45-05.99 Long: W114-48.06
Surface: Dirt
Runway: 7/25
Length & width: 1,650 feet by 15 feet
Remarks...