In the undulating pasture of Appletown in County Limerick, there is a recorded archaeological site that, by the time anyone came to inspect it properly, had already been erased from the landscape entirely.

The mound appeared on the 1924 Ordnance Survey six-inch map as an oval feature roughly ten metres in diameter. Mounds of this general type in the Irish countryside can represent a wide range of origins, from prehistoric burial cairns and earthen barrows to the remains of ring-barrows or even later landscape features associated with field management or territorial marking. Whatever this particular example once was, it was recorded on that early twentieth-century survey and then, at some point in the intervening decades, levelled. When Denis Power compiled the site record, uploaded in August 2011, the note was unambiguous: no trace of the mound was evident when the site was inspected. It had not been obscured by vegetation or difficult to locate. It was simply gone.

For anyone inclined to visit nonetheless, the site lies in agricultural pasture, which in practical terms means access is likely to require permission from the landowner and a willingness to find nothing in particular once you arrive. The surrounding ground is described as undulating, so the broader field pattern may still carry a faint suggestion of the kind of irregular topography in which such features were often preserved. There is no marker, no signage, and no visible trace of what the map once recorded. What remains is essentially a cartographic ghost, a shape on a century-old sheet of paper that no longer has any correspondence in the ground beneath it.