dolbadarn castle ruins near llanberis snowdonia north wales

ages ancient architecture attraction beautiful blue britain british building clouds country countryside dolbadarn dramatic england europe european famous fort fortification fortress green gwynedd heritage hill hills historic historical history keep kingdom landmark landscape llanberis medieval middle monument mountain mountains national nature north old outdoor outdoors padarn park picturesque rock rocky round ruins rural scenery scenic snowdonia stone stronghold summer tourism tower travel uninhabited united wall