Check local listings

Going Deep

Water makes up more than 70 percent of our planet, yet below the surface is a secret world unknown to most of us. Spending time beneath the depths proves difficult and dangerous, but developments in technology have begun to allow us to reach places we never thought possible. Robot cameras disguised as sea life bring us close to nature's deadliest predators and high up, aerial cameras track the oceans' most prolific travelers over thousands of miles.