The Grianan of Aileach. Ancient stone fort or cashel, once royal seat of the O’Neill. Thought by some to be a temple of the sun.

---

Size: 2848px × 4288px
Location: Grianan of Aileach, Burt, Donegal, Ireland, Europe
Photo credit: © David Lyons / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: aileach, ailigh, ailligh, ancient, archaeology, architecture, burt, cashel, castle, celtic, citadel, county, culture, donegal, fort, grianan, heritage, history, ireland, irish, landmark, monument, mythology, oneill, people, prehistoric, rampart, sacred, stone, sun, temple, tradition, ulster, wall