Classic Climbs for ** Bouldering at Index
Mountain Project's determination of the most popular, highly-rated routes.
Browse Classics
Washington (10,996)
Central-West Cascades & Seattle (3,140)
Skykomish Valley (1,801)
Index (1,026)
Heybrook Ridge (3)
Inner Wall Trail (9)
River Boulders (59)
Sasquatch Boulders (41)
Zelda Boulders (39)