King's Castle
Fortress · County Down
Church building
Ardtole Church (from Irish Ard Tuathail, meaning 'Tuathal’s height'; Ulster Scots: Ardtole Kirk) is a 15th-century ruined church standing on a hilltop overlooking the Irish Sea and the Isle of Man, 0.75 miles (1.2 km) north-east of the town of Ardglass in County Down, Northern Ireland, at grid ref: J564382. It was formerly the parish church of Ardglass and is dedicated to St Nicholas, the patron saint of sailors.