Carn Edward with view to Cerrig Lladron, Preseli (Photo by Ceridwen)

The Preseli Hills or Preseli Mountains (Welsh: Mynyddoedd Y Preseli / Y Preselau) are a range of hills in north Pembrokeshire, West Wales. Welsh ( cy Cymraeg or cy y Gymraeg, kəmˈrɑːɨɡ and {{IPA|[ə ɡəmˈrɑːɨɡ]}}, is a member of the Brythonic branch of Celtic Geography Pembrokeshire is a maritime County, bordered by the sea on three sides by Ceredigion (Cardiganshire to the northeast and by West Wales (Gorllewin Cymru is the western area of Wales bordered by South Wales to the east and Mid Wales to the north They form part of the Pembrokeshire Coast National Park. Pembrokeshire Coast National Park (Parc Cenedlaethol Arfordir Penfro is a national park along the Pembrokeshire coast in West Wales.

The hills rise to 536 metres above sea level at Foel Cwmcerwyn and are dotted with prehistoric remains including evidence of Neolithic settlement. Mean sea level (MSL is the average (mean height of the Sea, with reference to a suitable reference surface Foel Cwmcerwyn is the highest point of the Preseli Hills and of Pembrokeshire as a whole Stone Age Paleolithic See also Paleolithic, Recent African Origin, Early Homo sapiens, Early human migrations "Paleolithic" The Neolithic (from Greek νεολιθικός — neolithikos from νέος neos, "new" + λίθος lithos Bluestone from the hills at Carn Menyn, sometimes called Carn Meini, were believed to have been used to build the inner circle of Stonehenge. Bluestone is the name given to several stones (1 a feldspathic sandstone in the U Carn Menyn is a grouping of craggy rock outcrops or tors in the Preseli Hills in the Welsh county of Pembrokeshire. Stonehenge is a Prehistoric Monument located in the English county of Wiltshire, about west of Amesbury and north of Salisbury The Preseli Mountains are the only known place in Great Britain where bluestone is found.

Slate quarrying was once big business in the Preseli Hills and remnants of the quarries can still be seen in Rosebush, Pembrokeshire and there is a slate workshop today still at Llangolman where authentic Welsh slate is still used in a variety of craft items. Slate is a fine-grained foliated homogeneous, Metamorphic rock derived from an original Shale -type Sedimentary rock composed of Clay Rosebush is a small Village in Pembrokeshire, West Wales. It lies at the south of the Preseli Hills, about one mile northwest of the village Llangolman (Llangolman is a village and parish on the southern flank of the Preseli Hills in Pembrokeshire, Wales.

During the Second World War, the UK War Office used the Preseli Hills for training exercises. World War II, or the Second World War, (often abbreviated WWII) was a global military conflict which involved a majority of the world's nations, including The War Office was a former department of the British Government, responsible for the administration of the British Army between the 17th century and 1963 when Its continued use for training exercises following the war was the subject of protest by Plaid Cymru. Plaid Cymru (plaɪd ˈkəmri The Party of Wales often referred to simply as Plaid) is a Political party in Wales.

Sacred and historic sites

Sacred and historic sites of the Preseli Mountains include: Beddyrafanc, Bedd Arthur, Bedd Morris, Budloy Stone, Carn Alw, Carn Besi, Carn Bica, Carn Meini, Carn Menyn Chambered Cairn, Carn Sian, Carreg Coetan Arthur, Castell Henllys, Castell Pen yr Allt, Cerreg Lladron, Cerreg Meibion Arthur, Cerreg y Gof, Coitan Arthur, Crugiau Dwy, Crug-yr-Hwch, Dyffryn Stones, Foel Feddau, Frenni Fawr, Garreg Hir, Glandy Cross Complex, Glyn Gath, Gors Fawr, Llech-y-Drybedd, Maenllwyd y Rhos, Maen-y-Parc "A", Maen-y-Parc "B" and "C", Moel Drygarn, Mountain, Mynyedd Carningli, Mynyedd Melyn, Parc-y-Meirw, Parc Carrig Hirion, Perc y Tywood Maenhir, Penian Stones, Pentre Ifan, Rhos fach Standing Stones, The Stone River, St Teilo's Church, Tafarn y Bwlch, Temple Druid Standing Stone, Tre-Fach Standing Stone, Trellyffant, Ty Meini, Waun Lwyd Stones, Waun Mawn Row or Circle, Waun Mawn Stone

External Links

• www.geograph.co.uk : photos of the Preseli Hills and surrounding area
• BBC Wales article on the Preseli Hills
• Visit Pembrokeshire website info on the Preseli Hills
• Preseli at The Modern Antiquarian