Enclosure, Lismacmanus, Co. Longford
Co. Longford |
Enclosures
In a field of rolling Longford pasture, a broad raised oval sits quietly encircled by modern field boundaries, its outline hinting at something older than the surrounding farmland.
What makes it slightly curious is the gap between what it once looked like on paper and what remains on the ground. On the 1837 edition of the Ordnance Survey six-inch map, it appears as a large, circular, tree-covered feature labelled simply "Fort", the kind of designation cartographers used for enclosures of presumed antiquity. Today the trees are gone, and what survives is considerably more modest.
The enclosure measures roughly 85.7 metres east to west and 80.4 metres north to south, making it a substantial subcircular area by any measure. Around its perimeter, fragmentary remains of a drystone wall survive at basal level only, reaching no more than 0.3 metres in height at its tallest, with a width of around 3.65 metres. Drystone construction, which relies on carefully fitted stones without mortar, was used across Ireland for enclosures ranging from prehistoric ringforts to early medieval settlement boundaries, and the evidence of both internal and external wall-facing here suggests the original structure was built with some care and intention. Within the interior, a number of low, short, linear stretches of drystone walling are also visible, though these have a distinctly modern appearance and are likely the result of later agricultural activity rather than any original feature of the monument.
