S1 E1: Nazi Secrets

S1 E2: Gulf of Mexico

S1 E3: Lost Worlds of the Mediterranean

S1 E4: Sunken Treasures

S1 E5: Legends of Atlantis

S1 E6: Deadly Pacific

S1 E7: Egypt's Lost Wonders

S1 E8: Mysteries of the China Seas

S1 E9: Ultimate Battleships

S1 E10: Malaysia Airlines 370