Stone Spring: The Northland TrilogyPraised as one of the most inventive writers that science fiction has ever produced (SF Site), national bestselling author Stephen Baxter presents a new saga of a world that could have become our own. Ten thousand years ago, a vast and fertile plain existed that linked the British Isles to Europe. Home to a tribe of simple hunter gatherers, Northland teems with natures bounty, but is also subject to its whims. Fourteen year old Ana calls Northland