The Llŷn Peninsula (Welsh: Penrhyn Llŷn or Pen Llŷn, Welsh pronunciation: [ɬɨːn]) is a peninsula in Gwynedd, Wales, with an area of about 400 km2 (150 sq mi)...

Llyn Gwynant is a lake in Snowdonia, Wales. Llyn Gwynant lies on the River Glaslyn, in the Nant Gwynant valley, and is about 1¼ miles (2 km) north east...

Bala Lake, or Llyn Tegid ([ˈɬɨ̞n ˈtɛɡɨd]), is a large freshwater glacial lake in Gwynedd, Wales. The River Dee, which has its source on the slopes of Dduallt...

Llyn Llydaw (Welsh for 'Brittany lake') is a natural lake in Snowdonia National Park on the flanks of Snowdon, Wales' highest mountain. This long thin...

Llyn Dinas is a lake near Beddgelert, Gwynedd in north Wales. It is formed by the River Glaslyn. Llyn Dinas lies on the valley floor a few miles north...

Llyn Idwal is a small lake (approximately 800 m by 300 m, or 28 acres) that lies within Cwm Idwal in the Glyderau mountains of Snowdonia. It is named after...

troughs, including Llyn Padarn and Llyn Peris at Llanberis and Tal-y-llyn Lake south of Cadair Idris. Llyn Dinas, Llyn Gwynant, and Llyn Cwellyn to the south...

Llyn Eigiau is a lake on the edge of the Carneddau range of mountains in Snowdonia, Conwy, Wales. The name Eigiau is thought to refer to the shoals of...

Llyn Padarn is a glacially formed lake in Snowdonia, Gwynedd, north Wales, and is an example of a moraine dammed lake. The lake is approximately 2 miles...

Talyllyn or Tal-y-llyn can refer to: Tal-y-llyn, Gwynedd, the hamlet and former parish in Gwynedd in Wales Tal-y-llyn Lake, a glacial ribbon lake east...

Llyn Brenig is a reservoir located on Denbigh Moors in North Wales. The artificial lake, which was constructed between 1973 and 1976, was created by building...

Llyn Ogwen (Welsh: [ˈɬɪn ˈɔɡʊɛn]) is a ribbon lake in north-west Wales. It lies alongside the A5 road between two mountain ranges of Snowdonia, the Carneddau...

River Dee and the next development was Llyn Celyn (52°57′00″N 3°41′35″W / 52.95°N 3.693°W / 52.95; -3.693 (Llyn Celyn)), a new 81,000,000-cubic-metre...

Llyn Traffwll is a 91 acre natural lake located, in Anglesey, Wales. Located midway between the villages of Rhosneigr and Valley it lies less than a kilometre...

Llyn Bochlwyd (Welsh pronunciation: [ɬɨ̞n bɔχluːɨ̯d, ɬɪn bɔχlʊi̯d]) is a lake in Snowdonia, Wales, in Conwy County Borough. It lies in Cwm Bochlwyd, near...

Llyn Aled is a lake on Mynydd Hiraethog in the Conwy County Borough. It is situated north of the A543 and 7 kilometres (4.3 mi) to the north-east of the...

Llyn y Fan Fach (Welsh meaning "little lake (near) the peak") is a lake of approximately 10 hectares (25 acres) on the northern margin of the Black Mountain...

Tal-y-llyn Lake, (Welsh: Llyn Mwyngil), also known as Talyllyn Lake and Llyn Myngul, is a large glacial ribbon lake in Gwynedd, North Wales. It is formed...

Llyn Brianne is a man-made lake or reservoir in the headwaters of the River Towy in Wales. The reservoir was constructed by Wimpey Construction in the...

Craig y Llyn (Welsh, 'rock/cliff of the lake') is a mountain situated to the south of the village of Rhigos in the Cynon Valley on the south side of the...

Llyn Melynllyn (Welsh for 'yellow lake') is a lake within the Carneddau range of mountains in Snowdonia, North Wales. It lies at a height of just over...

Llyn y Tri Greyenyn was a small lake not far from Cadair Idris in the old parish of Tal-y-llyn, Merionethshire (now Gwynedd) in north Wales. It was located...

Llyn Dulyn (Welsh for 'black lake') is a lake on the edge of the Carneddau range of mountains in Snowdonia, North Wales. The lake is 33 acres (130,000 m2)...

Llyn Foulkes (born 17 November 1934, in Yakima, Washington) is an American artist living and working in Los Angeles. As a student at Chouinard Art Institute...

Llyn Celyn (Welsh pronunciation: [ɬɨ̞n ˈkɛlɨ̞n]) is a reservoir constructed between 1960 and 1965 including the highly controversial Tryweryn flooding...

Llyn Alwen is a small natural upland lake on Mynydd Hiraethog in Conwy County Borough, Wales at SH 898 565. It lies on the rolling Silurian moorland to...

Glaslyn, the major river of Gwynedd, which runs east to the reservoir of Llyn Llydaw before turning south-west to reach the sea at Porthmadog. In 2020...

Llyn Peris is a lake in Snowdonia, Wales, approximately 1.8 km long and situated close to the villages of Llanberis and Nant Peris, and the smaller twin...

The Clywedog Reservoir (Welsh: Llyn Clywedog) is a reservoir near Llanidloes, Wales on the head-waters of the River Severn. The construction of the reservoir...

Llyn Cerrig Bach Plaque (Welsh: Cilgant Llyn Cerrig Bach) is a bronze plaque that dates from 200BC to AD100 in the Iron Age, found at Llyn Cerrig Bach...