This collapsed stone monument at Rann Na Feirste was originally an impressive marker on the landscape, rising approximately 2.5 metres high with a width of 1 metre and a thickness of 24 centimetres. Now fallen, it lies amongst the rugged terrain that characterises this part of northwest Donegal, where the Atlantic meets the Irish mainland.

The stone's original purpose remains a matter of speculation, as is often the case with Ireland's prehistoric monuments. Standing stones like this one, which dot the Irish countryside, date from various periods spanning thousands of years. Some marked burial sites, others served as territorial boundaries, and many may have held astronomical or ceremonial significance for the communities that erected them. The remote location near the Gweedore estuary suggests this monument held particular importance for the people who inhabited this coastal region in ancient times.

Today, visitors to Rann Na Feirste can still observe this fallen giant, though it requires some effort to reach through the rocky ground. The site was documented as part of the Archaeological Survey of County Donegal in 1983, a comprehensive catalogue that recorded field antiquities from the Mesolithic period through to the 17th century. While the stone no longer stands sentinel over the estuary, its presence continues to connect modern visitors with Donegal's deep prehistoric heritage, reminding us that these wild Atlantic shores have been significant to human communities for millennia.