Whit has sent cousins Patrick and Beth to Greenland via the Imagination Station to find a “Sunstone.” But what does one look like? And what does it have to do with a mysterious letter discovered in Whit’s workshop? When the cousins arrive in the year 1000, they meet Viking Erik the Red, who is angry about the new God. Set sail for adventure with the book that launched the popular Imagination Station series–read by Odyssey’s own Bob Hoose.