In the second in a four part series that highlights the Lone Star State from high above and down below, we fly over the Gulf of Mexico and our coastlines, where you'll get a different view of the wildlife, the habitat, and man's impacts. The paddling trails in swampy Caddo Lake in Northeast Texas is the ideal way to explore this fascinating lake. Put on some old clothes and tag along for a hands-on look at science class Parks and Wildlife-style.