County Donegal, IE
Fort Dunree (Irish: An Dún Riabhach, meaning 'Grey Fort' or Dún Fhraoigh meaning "Fort of Heather") is a coastal defence fortification located on the west side of the Inishowen peninsula, County Donegal, Ireland.
Listen to the audio guide for Fort Dunree Free on WIP — starts by itself when you arrive, even with the screen off