Grianan Of Aileach
Not far off the road between Letterkenny and (London)Derry is this ancient fort, dating back to around 1700BC, commanding an enormous landscape, and effectively controlling access to the Inishowen peninsula.
Not getting out much at present - working full-on with the new job, but Heather's mum's coming to visit soon which should be an excuse to get out and take some pics at the weekends :-)