In this fascinating documentary series, best-selling author Clive Cussler, marine archaeologist James Delgado and a team of topnotch divers explore eight World War II shipwrecks, including an aircraft carrier encased in ice and D-Day wreckage. Cussler and the divers brave tough conditions as they scour the remains in search of undiscovered history, while survivors and eyewitnesses share their accounts in interviews.