The entrance is blocked, the opening sealed, and what remains above ground is a shallow depression roughly two metres across, a faint dimple in the earth that gives almost nothing away. It is the kind of feature that most people would walk past without a second thought, and that is, in its own way, the point.

The depression sits within a rath, a type of enclosed circular farmstead common across early medieval Ireland, typically defined by one or more earthen banks and ditches and used as a defended homestead from roughly the fifth to the twelfth centuries. This particular rath contains what local knowledge identifies as the blocked entrance to a souterrain, an underground stone-built passage or chamber constructed in drystone masonry, meaning without mortar, using carefully stacked stones to hold the structure together. Souterrains are found throughout Ireland in association with raths and other early settlement sites; they were used variously for storage, as refuges, or simply as cool, dark cellars. The Drumanaraher example appears to have opened into a passage that may have run northwards from the entrance, though the full extent of the underground structure, if it survives intact at all, is unknown. The entrance itself lies close to the western scarp of the rath, tucked against the inner slope of the enclosing bank.

What survives at surface level is almost nothing, which is precisely what makes this site easy to overlook and quietly interesting. The nettles marking the depression are not incidental; disturbed or nitrogen-rich ground around old entrances and collapsed features often encourages dense nettle growth, making them inadvertent botanical markers of what lies below.