The Doctor"s travels through time and space can lead him quite literally anywhere... which is probably why he"s so tough to find. Search for him and his loyal companions, the Ponds, as they make their way through some of the most iconic periods in Earth"s history, from the Stone Age and Ancient Rome to the future and beyond. And, to keep them on their toes, they"re joined along the way by a whole host of familiar foes and secret surprises!