The calendar dates are extensive, and exhaustively researched, and include all major real-time calendrical data for Great Britain, Eire, Australia, New Zealand and the USA, as well as notable Discworld dates.This year's calendar has us signing up to Ankh-Morpork's most singular instituation dedicated to the upkeep of law and order. Head through the year and revel at the mighty and honourable exploits of the City Watch, plus whatever it is Cpl Nobbs has been up to . . .