Amazing Sign Collection

Knock knock! A retired UN worker has collected more than 8,200 â�òdo not disturbâ�� signs from hotels all over the world. Since 1995 Edoardo Flores, 72, has collected signs from 190 different countries. His bizarre collection ranges from everyday examples to colourful notices carrying witty messages and elaborate wooden carvings. (PICTURE BY©Paolo Seimandi)