BBC website readers have been sending in their snaps of silly signs. Simon Whalley sent in this one.
Paul Johnson: "I saw this one near Chelmsford, Essex, helpfully pointing the way to the secret nuclear bunker."
Thomas Doleys, Atlanta, USA: "Here's a sign taken during a recent trip to Beijing."
Richard Young took this in Lincolnshire.
Ah...that's clear then! A test perhaps, for the students at the University of California. Photo: Monica Papp, Santa Cruz
That's better - keep it to pictures. A warning sign on the Blue Ridge Parkway, near Asheville, North Carolina. Photo: Lothar Dohse
This sign in Düsseldorf, Germany translates as "Duck bread is duck dead." Photo: Jeremy DeWaal. Send your images to: email@example.com. For terms, see right hand side.