Description
The Grianan of Aileach is a historical site located in County Donegal, Ireland. It is a stone fort that sits atop the Greenan Mountain, offering panoramic views of the surrounding countryside. The name "Grianan of Aileach" is derived from Irish Gaelic and roughly translates to "Stone Palace of the Sun." The fort is believed to have been built in the sixth or seventh century but was reconstructed in the 19th century. It has a circular shape with a diameter of about 23 meters