Somewhere on the Curragh Golf Course, a golfer lining up a putt is standing inside a prehistoric burial monument. The green they are playing on sits within a ring barrow, a type of Bronze Age funerary enclosure in which a circular area is defined by a surrounding ditch, known as a fosse, and an outer earthen bank. At 26 metres in diameter, the enclosure is substantial enough to be clearly recognisable for what it is, even as the interior has been tended into a manicured playing surface.

The site was recorded by Seán P. Ó Ríordáin, one of the most influential Irish archaeologists of the twentieth century, in a 1950 survey that catalogued a number of monuments across the Curragh. He listed this one as Site O, and included a scaled cross-section running north to south. Ring barrows of this kind are found widely across Ireland and Britain and date broadly to the Bronze Age, serving as funerary or ceremonial sites. The Curragh, a vast open limestone plain in County Kildare long associated with military training and horse racing, preserves a surprising concentration of prehistoric earthworks beneath and alongside its more recent uses, partly because the thin-soiled grassland was never extensively ploughed.

The overlap of ancient monument and golf course is not unique in Ireland or Britain, but it remains quietly odd to consider. The fosse and bank that once marked a boundary between the living and the dead now mark the edge of a putting surface.