In this absorbing series, renowned wildlife cameraman Gordon Buchanan learns how to 'walk with bears' with Lynn Rogers, a pioneering biologist, to get as close as can be to these often fearsome beasts. Over the course of a year, the pair follow cheeky young bear Lily, her mother June and their new cubs as they emerge from hibernation in the Minnesota Northwoods.

In 1898, a Minnesota farmer uproots a large stone covered with mysterious runes. Now known as the Kensington Rune Stone, it details a journey of land acquisition and murder-- in the year 1362. Thought by some to be a hoax, new evidence suggests it could be real, and a clue that the Knights Templar discovered America 100 years before Columbus, perhaps bringing with them history's greatest treasure-- the Holy Grail. See how symbols on the Rune Stone...