Ness of Brodgar Archaeological Excavations, Orkney, photo by Nicki MacRae.

A landscape photo showing yellow flat sandstone rocks in the foreground, stacked to form a wall. In the background, distant, four figures of workers can be seen, out of focus, two stand, one bends over, the last stands on top of a set of step ladders.

Ness of Brodgar Archaeological Excavations, Orkney, photo by Nicki MacRae.