This is an adventure novel by English fantasy author Terry Pratchett, concerns the small society that a boy and girl build on a remote island in the wake of a devastating tidal wave. It takes place in an alternate historical timeline around the mid-1800s. In this extract the young boy Mau sees the Tidal wave approaching and describes it. But this one was not acting like the normal waves at the mouth of the reef. It seemed as though it was standing still. He stared at it and realised what he wa