Guards! Guards!

The eighth book in the Discworld series. "Of all the cities in the world it could have flown into, it flew into mine.. " Some night-time prowler is turning the citizens of Ankh-Morpork, greatest city of the fantasy Discworld*, into something resembling small charcoal biscuits. And that''''s a real problem for Captain Vimes of the City Watch, who must tramp the mean streets of the city searching for a seventy-foot-long fire-breathing dragon which, he believes, can help him with their enquiries. In a city thrown into turmoil by magic, charcoal biscuits, secret societies and mad lady dragon breeders ("Just tell him ''''sit'''' if he''''sothering you"), he''''s just looking for the facts. * Which is flat and rides through space on the back of four elephants who stand on the shell of an enormous turtle, as every scholar knows. .