Join the Doctor and his companions, Amy and Rory, as they travel to the far reaches of space - a vacation planet built on a rift where multiple alternate adventures overlay each other - and the distant past - where our heroes must face Vikings to save their friend and the future of Britain! This book collects issues #5-8 of the ongoing series, written by Tony Lee with art by Mark Buckingham (Fables) and Matthew Dow Smith, and cover by Tommy Lee Edwards(Turf).