The courses traverse the "driftless" area, characterized by steep, rolling terrain, limestone gravel roads, and minimal traffic.

Feature	Wilder 100 (100 Miles)	Wilder 60 (60 Miles)
Start/Finish	Downtown Spring Valley	Downtown Spring Valley
Terrain	High-speed gravel, steep bluff climbs, scenic valleys	Rolling hills, technical gravel, similar to 100-mile route
Difficulty	Very High (100+ miles of endurance)	High (Challenging, but shorter)
Elevation	Significant cumulative gain	Moderate-Significant gain
Aid Stations	Two (Marked on GPS map)	One (Marked on GPS map)
Support	Self-supported	Self-supported
Scenery	Farmland, forests, and steep limestone bluffs	Farmland, forests, and steep limestone bluffs

Rules: This is a self-supported race. No sag wagons or chase vehicles are allowed on the course.
Safety: Helmets are mandatory. All Minnesota traffic laws apply to open roads.
Navigation: Courses are not marked. Riders must use GPS devices or provided cue sheets.
Registration: $35 fee with waiver, available on BikeReg.

Note: The event strongly encourages checking the RideWithGPS route maps in advance.

Spring Valley EDA