HomeUSACaliforniaLake TahoeI-80 CorridorAuburn and Grass ValleyHirschman's PondPond Boulder Field, TheHirschman's ThumbV2boulderingFA Alex McKenzieUPDATED BY vietnguyen Tick this climbDescriptionRoutes in Hirschman's Thumb1Hirschman's ThumbV2Bouldering