This oval-shaped outcrop, measuring roughly 150 metres north to south and 75 metres east to west, served as the traditional inauguration site for the O’Donnell clan, one of medieval Ireland’s most powerful Gaelic families. The rock’s steep sides make it naturally defensive, resembling an inland promontory fort, with only a challenging approach possible from the southern side.

Archaeological evidence suggests this wasn’t merely a ceremonial site but may have been fortified at some point in its long history. Near the southern edge of the rock, where the ground drops about two metres, the remains of a collapsed stone wall can still be traced. This overgrown structure, roughly 17 metres long, three metres wide and 30 centimetres high, includes what appears to be an old entrance gap about two metres across. These features hint at deliberate modifications to enhance the rock’s natural defences, though centuries of weather and vegetation have taken their toll.

The site underwent careful landscaping in 2006, when a path was constructed to make the summit more accessible to visitors wanting to stand where generations of O’Donnell chieftains once received their authority to rule. The rock’s commanding position over the surrounding landscape would have made it an ideal location for such ceremonies; visible for miles around, it served as both a practical stronghold and a powerful symbol of the clan’s dominance in this part of Ulster.