Great Drain. Elliptical Tile Drain. Looking north. Vertical drain from west and amphora fragments. Note that they rise above cover slab in the background ... AMS Horizontal (normal)
Great Drain. Elliptical Tile Drain. Looking north. Vertical drain from west and amphora fragments. Note that they rise above cover slab in the background. A = vertical drain, b = drain from west, c = drain ... AMS Horizontal (normal)
