United Kingdom
Two miles off the tip of the Llŷn Peninsula in northwestern Wales, Bardsey Island — Ynys Enlli in Welsh — has been a place of pilgrimage, mystery, and extraordinary natural beauty for over fifteen hundred years. Early medieval tradition held that three pilgrimages to Bardsey equalled one to Rome, and the island was known as the "Island of Twenty Thousand Saints" — a reference to the monks who reportedly lived, died, and were buried here during the Age of Saints. Today, Bardsey is a National Nature Reserve and one of the most spiritually resonant landscapes in the British Isles.
The crossing to Bardsey is an experience in itself. Bardsey Sound, the two-mile strait separating the island from the mainland, is one of the most treacherous tidal races in Britain, where currents reaching eight knots create standing waves and whirlpools that have claimed vessels for centuries. On calm days, the crossing takes twenty minutes; in rough weather, it becomes impossible. This aquatic barrier has been the island's greatest protector, ensuring that Bardsey's character has been shaped by the few rather than the many.
The island's human footprint is gentle. A handful of farmhouses, a lighthouse, and the ruins of the thirteenth-century Augustinian abbey constitute the built environment. The remainder is rough grazing land, cliff-top heath, and rocky shoreline. The resident population fluctuates between one and four people — the island's farm tenant and, in summer, volunteer wardens and visiting artists who are drawn by the quality of light that Turner described as the finest he had encountered in Britain.
Bardsey's wildlife is its modern-day pilgrimage. The island hosts one of the most important Manx shearwater colonies in the world — over thirty thousand pairs nest in burrows across the mountain, emerging at dusk in vast, swirling flocks that wheel against the sunset. Grey seals breed on the beaches in autumn, dolphins and porpoises patrol the sound, and the island's population of choughs — the red-billed corvids that are the symbol of Wales — is of national significance. In autumn, migrating birds use Bardsey as a stepping stone across the Irish Sea, and the island's bird observatory has recorded over three hundred species.
Bardsey is accessible by boat from Porth Meudwy on the Llŷn Peninsula, with crossings operating from Easter to late October depending on weather and tide conditions. Day visits are possible, and the Bardsey Island Trust offers weekly rentals of the island's farmhouses for immersive stays. The best time for wildlife is August through October — shearwater season, seal pupping, and autumn migration overlap in a concentration of natural spectacle.