U.S. Capitals, Oceans, Dinosaurs
- Episode aired Feb 25, 2012
From the smallest capital to the highest, the Great Barrier Reef to volcanoes, and T-Rex to ancient birds.From the smallest capital to the highest, the Great Barrier Reef to volcanoes, and T-Rex to ancient birds.From the smallest capital to the highest, the Great Barrier Reef to volcanoes, and T-Rex to ancient birds.