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Maine
No agency boundary, access route or field report is mapped to it — so there is no verdict, and we won't guess. We'll tell you the moment this climb has something to say.
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At a glance
the Big Corner Complete
AI-suggested draft · review before you go
The hardest route catalogued at North Basin, an alpine line with no fixed protection. First ascent by R. Hall & D. Byers Sept 1971.
Photo of the crag

Chimney Pond ("South") Basin - Summer Rock Routes
~2 min drive
Summer granite climbing in Maine's alpine Chimney Pond basin.
Katahdin
~7 min drive
Maine's premier alpine climbing destination on the state's highest peak.
j. The Maine Highlands (inc. BSP / Katahdin )
~8 min drive
Remote Maine granite climbing across multiple crags in the Highlands region.
i. Moose & Kennebec River Valleys
~1h 16m drive
Maine climbing in the scenic Moose and Kennebec River Valleys.
holding
~1h 24m drive
Accessible Maine climbing area with routes for multiple skill levels.