Water maze, Hever Castle, Kent Hever Castle, the childhood home of Anne Boleyn, installed a water maze in 1999. The aim is to reach a a folly at the centre without being doused by water jets, and has proved as popular with adults as with children.
Buckingham Palace, London The Queen's famous garden parties are held in Buckingham Palace's garden, a 42-acre stretch of green to the rear of the palace. The landscape was originally shaped by famous garden designer Capability Brown, but was redesigned in Geroge IV's reign. Picture: Alamy