A piece of stonework that sneezes is far too like a man to be trusted.
A river cairn is a solid pile of stonework, with, perhaps, a pole in the centre.
In the corner of the cell there was a board let into the stonework.
Here there is great height, the arches are pointed, the stonework light.
The stonework is of soft grey, and the roof chiefly of well-coloured tiles.