SUNDIAL

SN A structure used to show the time of day by means of the sun shining on a 'gnomon', the shadow of which falls on the surface of the dial which is marked with a diagram showing the hours. Can be freestanding, usually on a pillar, or fixed to a building.
CL GARDENS PARKS AND URBAN SPACES
BT GARDEN ORNAMENT
NT HELIOCHRONOMETER
SCRATCH DIAL
RT SUNSHINE RECORDER