Enclosure, Carrownaknockan, Co. Sligo
Co. Sligo |
Enclosures
At Carrownaknockan in County Sligo, a field that might easily be mistaken for unremarkable pasture carries within it a subtle but deliberate geometry.
A sub-rectangular area, roughly 41 metres north to south and nearly 47 metres east to west, is defined along its northern and south-eastern edges by a curving scarp, a low earthen escarpment that rises to about 1.1 metres at its highest points. Modern field fences now form the southern and western boundaries, but the earthwork at the core of the site is older, and stranger, than the agricultural landscape that has since grown around it.
The interior of the enclosure is not simply a flat-bottomed space. The northern two-thirds rise into a raised platform, level and intentional-feeling, while the southern end drops away by around 0.8 metres into an irregular hollow or depression, roughly 12 metres across, that sits between the platform and the southern boundary fence. This kind of internal variation, a raised area giving way to a sunken one, often signals that what survives above ground is only a fraction of a more complex original structure. More intriguing still is the presence of a second, smaller enclosure set within the northern half of the platform. Oval to sub-rectangular in outline and measuring approximately 23 metres east to west by 13 metres north to south, it has a slightly sunken interior, dipping about 0.4 metres below the surrounding platform surface. Enclosures within enclosures of this kind appear across Ireland and can be associated with early medieval settlement, where an inner enclosure might have housed a dwelling or a structure of particular importance, with the outer ring providing additional protection or defining a wider domestic or agricultural space.
The site sits quietly within a working landscape, its boundaries partly absorbed into ordinary field divisions, which makes the surviving earthwork all the more worth pausing over. The scarping along the northern and eastern edges remains legible on the ground, and the shift in levels between the raised platform and the hollow to the south is noticeable underfoot even where it might not be obvious at a glance.