EntityQ1028218· pop 34· linked from 165 articlesCambrian MountainsSign in to savecluster of mountains and a Site of Special Scientific Interest in WalesConnectionsPumlumon FawrEntityRiver SevernEntityUnited KingdomCountryAtlantic OceanEntityWalesEntitygeographic coordinate systemEntityWelshEntitymountain rangeEntitygeologic time scaleEntityCambrianEntityDevonianEntitysedimentary rockEntitysandstoneEntitySilurianEntityOrdovicianEntitysummitEntityAberystwythEntityLake DistrictEntitywind farmEntityPlaid CymruEntityCategoriesLandforms of Blaenau GwentLandforms of CarmarthenshireLandforms of CeredigionLandforms of Conwy County BoroughLandforms of GwyneddLandforms of Merthyr Tydfil County BoroughLandforms of PowysLandforms of Rhondda Cynon TafLandforms of TorfaenMountain ranges of Wales