Not an ornate one, not a carved or decorative piece, but a small, plain Latin cross, undecorated and functional, planted at the summit of a structure that already had several centuries on it. The pairing is a quiet anomaly: an early medieval tower, the kind built by monastic communities partly as a refuge and partly as a bell tower, given a post-Reformation flourish that sits there still.

Round towers are one of the more distinctive features of early Irish monasticism, tall tapering cylinders of mortared stone with a raised doorway, designed so that a ladder could be pulled up in times of raid or danger. The one at Swords is associated with the old monastic settlement there, a site with deep ecclesiastical roots in the Dublin region. The cross itself is recorded by Barrow in 1979, who dates its addition to the late seventeenth century. That period, following decades of upheaval in Irish religious and political life, saw various efforts to reassert or reframe Christian presence at older sites, though the precise circumstances behind this particular addition are not documented in the surviving record. What can be said is that someone went to the considerable trouble of raising a stone cross to the top of an already substantial tower, and that it has remained there since.

Swords is a busy commuter town now, and the tower sits within the grounds of the old glebe lands rather than in any grand isolation. The structure itself is the reference point to look for; the cross at its apex is easy to miss from ground level given the height involved, so it is worth pausing and looking up rather than simply taking in the tower as a whole. Access to the immediate area is straightforward, as the site is within the town, though visitors should check current access arrangements locally before making a dedicated trip. The cross is small and plain, as the record notes, and that plainness is rather the point: it is not trying to impress, which makes the question of why it was put there at all the more interesting to sit with.