EntityQ5127579· pop 5· linked from 93 articlesClarks KnobSign in to savemountain in United States of AmericaConnectionsRidge-and-Valley AppalachiansEntityPennsylvaniaEntitygeographic coordinate systemEntitymountain rangeEntityPotomac RiverEntitysummitEntityUnited States Geological SurveyEntitySusquehanna RiverEntitytopographic mapEntityFranklin CountyEntityNational Oceanic and Atmospheric AdministrationEntityUnited States Department of CommerceEntityBlue Ridge MountainsEntityUnited States Department of the InteriorEntityGeographic Names Information SystemEntityChambersburgEntityAllegheny MountainsEntityAllegheny PlateauEntityNormal routeEntityPocono MountainsEntityCategoriesLandforms of Franklin County, PennsylvaniaMountains of Pennsylvania