18 relations: Arenig, Arenig Fach, Arenig Fawr, Carnedd Llechwedd-llyfn, Cerrigydrudion, Conwy County Borough, Foel Boeth, Foel Goch (Arenigs), Gwynedd, Lists of mountains and hills in the British Isles, Llyn Celyn, Marilyn (geography), Migneint, Mynydd Nodol, North Wales, Ordnance Survey, Snowdonia, Waun Garnedd-y-filiast.
In geology, the Arenigian (or 'Arenig') refers both to a time interval during the Lower Ordovician period and also to the suite of rocks which were deposited during this interval.
Arenig Fach is a mountain in southern Snowdonia, north Wales.
Arenig Fawr (Great High Ground) is a mountain in Snowdonia, North Wales, close to Llyn Celyn reservoir alongside the A4212 between Trawsfynydd and Bala.
Carnedd Llechwedd-llyfn is a subsidiary summit of Carnedd y Filiast on the border of Snowdonia National Park in Llandderfel, in Gwynedd.
Cerrigydrudion, sometimes spelt Cerrig-y-drudion, is a village and community in Conwy, Wales.
Conwy County Borough (Welsh: Bwrdeistref Sirol Conwy) is a unitary authority area in the north of Wales.
Foel Boeth is the twin top of Gallt y Daren in the southern half of the Snowdonia National Park in Gwynedd, North Wales, and forms part of the Arenig mountain range.
Foel Goch is a mountain in north-east Wales, and forms part of the Arenig mountain range.
Gwynedd is a county in Wales, sharing borders with Powys, Conwy, Anglesey over the Menai Strait, and Ceredigion over the River Dyfi.
The mountains and hills of Great Britain, and to a lesser extent Ireland, are the subject of a considerable number of lists that categorise them by height, topographic prominence, or other criteria.
Llyn Celyn is a large reservoir constructed between 1960 and 1965 in the valley of the River Tryweryn in Gwynedd, Wales.
A Marilyn is a mountain or hill in the United Kingdom, Republic of Ireland or Isle of Man with a prominence of at least 150 metres (492 ft), regardless of absolute height or other merit.
The Migneint is a large expanse of moorland in central Snowdonia, north-west Wales.
Mynydd Nodol is a 539m high hill in Snowdonia National Park and lying within the community of Llanycil in the county of Gwynedd in North Wales.
North Wales (Gogledd Cymru) is an unofficial region of Wales.
Ordnance Survey (OS) is a national mapping agency in the United Kingdom which covers the island of Great Britain.
Snowdonia (Eryri) is a mountainous region in northwestern Wales and a national park of in area.
Waun Garnedd-y-filiast is a top of Carnedd y Filiast on the border of the Snowdonia National park near Cerrigydrudion in North Wales.