The Nigg Stone is among the finest surviving Pictish carved stones - one of the most elaborate carved monuments of early medieval Europe, period. It was carved at the end of the eighth century CE, originally placed at the gateway to the grounds of Nigg parish church in Easter Ross. The front bears a high-relief cross, intricately decorated, with carvings closely related in style to the contemporary high crosses of Iona. The connection is no coincidence: scholars believe the same school of carvers may have worked at both sites, traveling between religious centers and serving different patrons. The reverse - the so-called secular side - is more complex, more crowded, and more cryptic.

Two Pictish symbols dominate the reverse: an eagle, carved above a Pictish Beast. There is also a sheep, hunting scenes, and what scholars consider the oldest evidence of a European triangular harp - a depiction that pushes back the documented history of that instrument by centuries. The entire scene is read as a story of the biblical King David, the harpist-king of Israel, who was a popular subject in Pictish Christian art. But the figural composition has been deliberately defaced, and the damage makes the scene difficult to interpret in detail. Someone - probably in a later century, possibly during the Reformation - chipped at the figures with intent. What survives, despite that vandalism, is still extraordinary.

Something happened to the Nigg Stone in the 1700s and the record does not say exactly what. The slab shattered into pieces. Someone - perhaps a parishioner, perhaps a stonemason, perhaps the minister himself - tried to put it back together with metal staples through the upper and lower portions. The shattered intervening section, however, was discarded - tossed, almost certainly, down the bank into the stream that runs below the churchyard mound. The Pictish Beast fragment lay there from then until 1998, two and a half centuries of moss and current and freeze and thaw, before Niall M Robertson lifted it out and carried it to Tain Museum. In 2013, conservators reattached it to the main slab during a comprehensive restoration.

The stone is displayed today inside Nigg Old Church, restored to something close to its original proportions. The church opens in summer; outside that season, the key is kept locally. It is a scheduled monument, given the highest level of protection under Scottish heritage law. Standing in front of the slab, you can pick out the joins where the staples were - removed during conservation but the marks remain - and the lighter cementing around the recovered Pictish Beast fragment. The carving is older than most cathedrals in Europe. It survived shattering, neglect, defacement, two centuries in a stream, and now stands almost whole again, with its eagle and beast and king-harpist still legible in red sandstone.