1. Land of the Sabre-ToothAired: May 19, 2013In the next episode, the frozen wilderness of North America, where glaciers s...
2. Land of the Cave BearAired: May 26, 2013A 3,000-year-old cave in Transylvania's mountains holds the fossilized remain...
3. Last of the GiantsAired: Jun 2, 2013The next episode takes us to a world where the ice age has thawed, but the la...