Terry Pratchett

In a world supported on the back of a giant turtle (sex unknown), a gleeful, explosive, wickedly eccentric expedition sets out. There's an avaricious but inept wizard, a naive tourist whose luggage moves on hundreds of dear little legs, dragons who only exist if you believe in them, and of course THE EDGE of the planet...

According to the Nice and Accurate Prophecies of Agnes Nutter - the world's only totally reliable guide to the future - the world will end on a Saturday. Next Saturday, in fact. Just after tea... People have been predicting the end of the world almost from its very beginning, so it’s only natural to be sceptical when a new date is set for Judgement Day. This time though, the armies of Good and Evil really do appear to be massing. The four Bikers of the Apocalypse are hitting the road. But both the angels and demons – well, one fast-living demon and a somewhat fussy angel – would quite like the Rapture not to happen. And someone seems to have misplaced the Antichrist…

1916: the Western Front. Private Percy Blakeney wakes up. He is lying on fresh spring grass. He can hear birdsong and the wind in the leaves in the trees. Where have the mud, blood and blasted landscape of No Man's Land gone? 2015: Madison, Wisconsin. Cop Monica Jansson is exploring the burned-out home of a reclusive - some said mad, others dangerous - scientist when she finds a curious gadget - a box containing some wiring, a three-way switch and a... potato. It is the prototype of an invention that will change the way Mankind views his world forever. And that is an understatement if ever there was one...