When Zak's plane crash-lands on Outpost Zero, a small Antarctic research base in one of the most isolated places on Earth, he discovers a cold, dark nightmare. The power's out and the people who live there have disappeared. Worse, as he searches for answers, bizarre visions suggest a link to something else - deep beneath the ice - which only he can understand
Sky Song - Abi Elphinstone
In the snowy kingdom of Erkenwald, whales glide between icebergs, wolves hunt on the tundra and polar bears roam the glaciers. But the people of this land aren't so easy to find - because Erkenwald is ruled by an evil Ice Queen and the tribes must stay hidden or risk becoming her prisoners at Winterfang Palace.