Follows the daring patrol of the U-96, one of the famed German U-boats known as the "gray wolves." The crew is graphically portrayed in a life-and-death struggle, challenging the British Navy at every turn.

In June, 1944, U.S. Navy warplanes sank a Japanese submarine called the I-52 in the Atlantic, an event of enormous strategic importance. For the I-52 was to return to Japan with the lethal ingredients of a doomsday weapon-the radiological bomb-which remained a government secret for years. The I-52's resting place became public in 1995. Author Richard N. Billings worked with Paul Tidwell-who discovered the I-52 and is attempting to salvage its precious...

The German U-Boat war against American merchant men was deadly and dramatic-- in World War II, the U.S. Merchant Marine had twice the fatality rate of the U.S. Navy. William Geroux has unearthed a fascinating tale of one small coastal town caught in the thick of the fight, and he tells it with a sharp reporter's eye and a real feel for the heroic men who went down to the sea in ships. --Provided by publisher.

The Secret Explorers jump into action to save a pod of humpback whales, but when Connor and Roshini's submarine malfunctions, the explorers could be the ones in trouble.