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California
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.
Covered nearby
Climbs within 25 miles where we do have a current picture.
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At a glance
Yellow Thumbs SDS
AI-suggested draft · review before you go
One of the hardest problems at Mortar Rock, where 55 climbs have been catalogued across a V0–V13 range.