A variety of cliffs on different types of stone in the gorgeous setting of the north shore of Lake Superior.
As of 2012, the most current guide to climbs in this area is Thunder Bay Rock by Alex Joseph and Randy Reed. (http://orders.climbingcentral.com/thunder-bay-rock.html )
Sub-areas ordered roughly west to east.
Varies from crag to crag.
Varies from 2 minutes to several hours depending on the crag.
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Check out what is happening in Thunder Bay.