Llanwrtyd Wells is a town and also neighborhood in mid Powys, Wales, in the historical area of Brecknockshire (Breconshire) on the Afon Irfon. The town gets on the A483 between Llandovery and also Builth Wells and also is located near the pass between the Tywi and also Irfon valleys. The community additionally includes the smaller sized negotiations of Llanwrtyd as well as Abergwesyn, the valley of the Afon Irfon, and a big part of the "Desert of Wales". With a population of 850 (UK Census 2011), it claims to be the smallest town in Britain, although Fordwich in Kent has a smaller sized population. In contrast to its past background as a health facility community, when hundreds flocked to take the waters for their claimed medicinal impacts, the location is currently much better understood for recreations such as horse trekking, hill biking, walking as well as birdwatching, and also for its annual Man versus Horse Marathon, Beer Celebration as well as World Bog Snorkeling Championship. The community's largest employer Charcroft Electronics lies in structures which were formerly the Dol-y-Coed Hotel. The resort, on the banks of the Irfon, dates from regarding 1535.