A henge beneath the water of the Stenness Loch? Time will tell

Survey work in the Loch of Stenness has revealed what could be a massive prehistoric monument lying underwater to the south of the Ring of Brodgar.

The underwater “anomaly” has come to light in a project looking at prehistoric sea level change in Orkney. The project, The Rising Tide: Submerged Landscape of Orkney, is a collaboration between the universities of St Andrews, Wales, Dundee, Bangor and Aberdeen.

But although it is tempting to speculate that the ring-shaped feature, which lies just off the loch’s shore, is the remains of a henge — a circular or oval-shaped flat area enclosed and delimited by a boundary earthwork (usually a ditch with an external bank) — or perhaps a prehistoric quarry, at this stage the project leaders are urging caution.

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