The Romans liked to put eye deceiving images in both frescoes and mosaics. Our first example in the mosaic floor is this image based on one from the Newton St Loe villa, Somerset. Do you see a flower or four converging cubes, or, if you really look for them, four converging Toblerone shapes? Other chocolate and nut based confectionary are available. Answers on a £20 note to the usual address.