Stock photography, photos: Slieve League - Donegal, Ireland Stock photos of The Slieve League (Grey Mountain) cliffs, situated on the West coast of Donegal, are said to be the highest cliffs in Europe. Ireland Photograph: © Robert Burch Click for a larger image and more information Keywords associated with this stock photo: landscape, scenic, vista, scenics, landscapes, cliffs, donegal, cliff, seascape, ireland, europe, rock, rocky