Dive to the bottom of the Adriatic Sea in search of theTulsamerican, a B-24 bomber that crashed off the coast of Croatia during World War II. In 2010, divers located the plane. Now the Department of Defense, aided by the Croatian Navy and some of the world's leading underwater archaeologists, sets to work investigating the wreckage. Join the team of archaeologists and forensics experts as they search for the crew and identify their remains.

See the world through the eyes of nature's fastest animal: the peregrine falcon. Though once perilously endangered in the U.S., this spectacular predator is now thriving again in American cities and on every continent but Antarctica. What is the secret to its predatory prowess? To find out, follow a young family of peregrines in urban Chicago as the chicks hatch and learn from their parents to fly and hunt. And join expert falconer Lloyd Buck as he trains a captive peregrine named Moses to go faster and puts its hunting skills to the test. What's the secret behind the peregrine falcon's blistering speed, able to reach nearly 200 mph?