When the waters recede, the intertidal zone reveals an extraordinary scatter of worked flint tools; thousands of years old and remarkably preserved. These stone artefacts, including carefully crafted flakes, blades and cores, have been dated to the Earlier Mesolithic period, making them some of the oldest evidence of human activity in this part of Ireland.

The origins of this prehistoric treasure trove remain intriguingly uncertain. The flints may have eroded from an ancient settlement or midden site perched on the cliffs above the beach, gradually washing down over millennia. There’s another fascinating possibility, however; these tools could be remnants of a lost landscape that once stretched where Lough Foyle now lies. Rising sea levels following the last Ice Age may have drowned entire coastal plains, preserving these artefacts in what became the seabed before storms and currents eventually deposited them on today’s shore.

This cove isn’t unique in its archaeological riches. Similar collections of Mesolithic flints have been discovered at both ends of the cove and in an adjacent inlet about 90 metres to the east, with another concentration found 100 metres northwest in 2019. Together, these finds paint a picture of extensive Mesolithic activity along this stretch of coast, where Ireland’s earliest inhabitants once hunted, gathered, and crafted the stone tools essential to their survival some 8,000 to 10,000 years ago.