Two green rectangular plaques mounted on a white tiled wall, one reading "MERCURY ON THIS SITE WAS FOUND EVIDENCE OF A BUILDING OF THE WORSHIPERS OF THE GULEG OF MERCURY IN ROMAN LINCOLN" and the other reading "DANISH MOOT Near this place stood THE MOOT STONE MEETING PLACE OF THE COURT OF BURGESSES OF LINCOLN IN THE TIME OF DANISH RULE BEFORE THE NORMAN CONQUEST".