From PathfinderWiki

Gristleknob is a peak within the Hungry Mountains in county Amaans, in the nation of Ustalav. The pit-like valley called Cauldheart lies between Gristleknob and its neighbouring peak of Mount Aremetrus.1


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  1. F. Wesley Schneider. (2011). Rule of Fear, p. 10. Paizo Publishing, LLC. ISBN 978-1-60125-301-9