Landscape view of Beaumaris Castle, a World Heritage Site, Beaumaris, Isle of Anglesey, Wales.

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Isle of Anglesey (Ynys Môn)

At 276 sq miles, the Isle of Anglesey is Wales' largest island, and bigger than any in England. A stronghold of Welsh language and culture, it's also a popular destination for visitors, with miles of inspiring coastline, secluded beaches and Wales' greatest concentration of ancient sites.

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Attractions

Must-see attractions

Beaumaris Castle
Isle of Anglesey (Ynys Môn)
Beaumaris is the last and most technically perfect of the ring of great castles built by Edward I of England to consolidate his Welsh conquests. Started…
South Stack Cliffs RSPB Reserve
Isle of Anglesey (Ynys Môn)
Two miles west of Holyhead, the sea vents its fury against the vertiginous South Stack Cliffs, an important Royal Society for the Protection of Birds …
Plas Newydd
Isle of Anglesey (Ynys Môn)
Plas Newydd (New House) was the grand manor of the marquesses of Anglesey. Surrounded by tranquil gardens and pastures, with fine prospects across the…
Barclodiad y Gawres Burial Mound
Isle of Anglesey (Ynys Môn)
Squatting on a headland above gorgeous Trecastle Bay, 2 miles south of the village, Barclodiad y Gawres (the Giantess' Apronful) is the largest neolithic…
Anglesey Sea Zoo
Isle of Anglesey (Ynys Môn)
This excellent aquarium introduces you to the denizens of the local waters: from lobster and cuckoo wrasse to tiny brine shrimp and Picasso-painting-like…
South Stack Lighthouse
Isle of Anglesey (Ynys Môn)
The rocky islet of South Stack (Ynys Lawd) has a gloriously end-of-the-earth feel, with waves crashing around the base of the cliffs and guillemots and…
Oriel Ynys Môn
Isle of Anglesey (Ynys Môn)
The linchpin of Anglesey's visual-arts scene, the 'Anglesey Gallery' features temporary art exhibitions; a History Gallery exploring the island's past and…
Bryn Celli Ddu Burial Chamber
Isle of Anglesey (Ynys Môn)
There are neolithic burial mounds scattered all around Wales, but many have been completely stripped of their earthen covering by over-enthusiastic…