Llyn Cerrig Bach

Llanfair-yn-Neubwll is a village and community on the Isle of Anglesey in the north west of Wales. The community includes the villages of Llanfihangel yn Nhowyn and Caergeiliog, and had a population of 1,688, increasing to 1,874 at the 2011 census. The community is heavily connected to the nearby Royal Air Force airfield, RAF Valley, established on Tywyn Trewan during the Second World War, and still in use. Due to the airfield, Llanfair-yn-Neubwll is one of the most anglicised of the communities on Anglesey.Llanfair-yn-Neubwll lies on the western coast of Anglesey, looking out towards Holy Island. Notable geographic features of the area include the offshore rocks of Ynys Feirig and the eight lakes known as Ardal y Llynnoedd ("Lake District"). Many of the lakes are included in the Valley Wetlands RSPB reserve. The community is served by the nearby railway station at Valley on the North Wales Coast Line. This provides connections to Holyhead, Wrexham, Chester, Crewe and Birmingham.

Anglesey Airport (Welsh: Maes Awyr Ynys Môn) (IATA: VLY, ICAO: EGOV) is an airport owned by the Isle of Anglesey County Council on land leased from the Defence Infrastructure Organisation. The airport is situated at Llanfair-yn-Neubwll in Anglesey, Wales. The leased site is part of RAF Valley.

Royal Air Force Valley or more simply RAF Valley (Welsh: Llu Awyr Brenhinol Y Fali) (IATA: VLY, ICAO: EGOV) is a Royal Air Force station on the island of Anglesey, Wales, and which is also used as Anglesey Airport. It provides both basic and advanced fast-jet training using the Texan T1 and Hawk T2 and provides mountain and maritime training for aircrew using the Jupiter T1 helicopter.

Penrhyn is a in the community of Llanfair-yn-Neubwll, Ynys Môn, Wales, which is 135.6 miles (218.1 km) from Cardiff and 221.5 miles (356.4 km) from London.

Valley Wetlands (Welsh: Gwlyptiroedd y Fali), formerly Valley Lakes, is a nature reserve in Anglesey, Wales belonging to the Royal Society for the Protection of Birds. It is an area of lakes and reedbeds to the south-east of Valley in Llanfair-yn-Neubwll community, adjacent to RAF Valley airfield. The western section of the reserve includes Llyn Penrhyn, Llyn Treflesg and part of Llyn Dinam. The eastern part includes Llyn Traffwll and wetlands along the Afon Crigyll. Much of the reserve is included within two Sites of Special Scientific Interest. Breeding birds include good numbers of sedge and reed warblers which have been joined in recent years by Cetti's warbler. Several species of duck breed including shoveler, gadwall and pochard. Outside the breeding season, duck numbers increase and bittern and marsh harrier are regularly seen. Several rare birds have been recorded such as whiskered tern, green-winged teal and ring-necked duck. The reserve is rich in wetland plants with large areas of reed and willow and uncommon species such as eight-stamened waterwort, flowering rush, marsh fern and hop sedge. Among the insects are hairy dragonfly, variable damselfly and various water beetles. Mammals include otter and water vole.

Caergeiliog is a village in Anglesey, in north-west Wales. It is in the community of Llanfair-yn-Neubwll and has a population of 355. The name derives from Welsh, and is a combination of Caer, meaning 'castle' or 'fort', and ceiliog, meaning 'cockerel'. It is unclear where the second element came from.

St Mary's Church was a Church in Wales parish church in Llanfair-yn-Neubwll, Anglesey, Wales. The current building was constructed in the 14th century, possibly on the site of a 12th-century church. It was restored in 1857. The church was deconsecrated in the 1970s and is a Grade II-listed building.

Llanfihangel yn Nhowyn (Welsh pronunciation) is a village in Anglesey, in north-west Wales. The church in the village, St Mihangel's, is a Grade II listed building and is the chapel for the nearby airbase, RAF Valley. It is in the community of Llanfair-yn-Neubwll

St Mihangel's Church in the village of Llanfihangel yn Nhowyn is a former parish church now used as the chapel for RAF Valley in Anglesey, north Wales. The date of the first church on the site is uncertain, but in 1862 the then-existing church was rebuilt. St Mihangel's became the chapel for the nearby Royal Air Force base in 1998, after the Church in Wales had ceased using it for services. It was then extended by dismantling and reassembling another Anglesey church, St Enghenedl's, at the west end of the building. The church is a Grade II listed building, a national designation given to "buildings of special interest, which warrant every effort being made to preserve them", in particular because it is regarded as "a good example of a mid 19th-century church". The church contains some stained-glass windows commemorating the work carried out at RAF Valley, including the RAF Search and Rescue units based there.

Ynys Feurig (also spelt Ynys Feirig) is the name for a set of three small inter-connected low-lying inshore tidal rocky islets (3.1 ha in extent), lying off from the west coast of Anglesey, North Wales, just north of the village of Rhosneigr and south of RAF Valley airfield. They are also known by the English name Starvation Island. The islets are accessible from the mainland at mid-to low tide. The clipper Norman Court ran aground nearby, in Cymyran Bay.

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 south of the A55 North Wales Expressway. It is the largest natural lake on the island with Llyn Alaw and Llyn Cefni both being reservoirs. Along with the surrounding smaller lakes it is a Site of Special Scientific Interest and is adjacent to the Valley Wetlands RSPB site. Formerly (starting in 1866) the lake was used to supply water to Holyhead by the Holyhead Water Company, and to aid water management a small dam was built which still exists.In late 2019 it was reported that a 300 acre Photovoltaic power station called Parc Solar Traffwl was planned to be constructed near the lake. The Welsh language novel Madam Wen, Arwes yr Ogof, written by William David Owen, is set by the lake.

Valley railway station (Welsh: Gorsaf reilffordd y Dyffryn) is a railway station that serves the village of Valley in Anglesey, Wales. It is the last station before the western terminus of the North Wales Coast Line at Holyhead. It also serves the nearby RAF base and Anglesey Airport.