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Backbone State Park
Backbone State Park
Iowa, United States
unknown
24
routes
9
sectors
4b – 7b+
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Sectors
· 9
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Sectors
Grades
Routes
Height
BB East
4b – 6a+
15
routes
No data
BB South
Sector group
BB West
Sector group
Cakewalk
Sector group
Catacombs
Sector group
Drive In
5a – 7b+
6
routes
No data
Second Bench Buttress
Sector group
The Barrel
Sector group
Twin Crack Area
5a – 5a
3
routes
No data
