Lettermullen, (Irish: Leitir Mealláin, meaning 'Mealláin's rough hillside' or possibly "the hill with the mill"), is a small island and village on the coast of southern Connemara in County Galway, Ireland. It is about 58 km (36 mi) west of Galway city, at the far western end of Galway Bay, Lettermullen is the westernmost of three islands; Lettermullen, Gorumna and Lettermore, along with smaller islands collectively known as Ceantar na nOileán ("District of the Islands") connected to the mainland by the bridges and causeways of R374.
Baile beag is ea Tír an Fhia atá suite in oileán Gharmna, in iardheisceart Chonamara, thart ar shé mhíle is tríocha ó Chathair na Gaillimhe. Is baile fearainn beag ciúin é freisin, atá míle agus ceathrú ar fhad agus timpeall leathmhíle ar leithead.
Furnace Island, or simply Furnace (officially known by its Irish name Fornais), is one of the inhabited South Connemara Islands of County Galway, in Ireland. It is connected to the mainland by a bridge to the island Lettermullan.