A trouble-shooting 19th century seaman is trying to discover why so many whaling ships have been disappearing of late. Teaming with a scientist and a diver, they set sail to investigate. They are promptly captured by the megalomaniac Captain Nemo, who skippers a lavish, scientifically advanced submarine.

By the mid-21st Century, humankind has colonized the oceans and formed the UEO--the United Earth Oceans--as a military organization to police it. Formerly a high-ranking member of the UEO, Nathan Bridger retired after the death of his wife, and retreated to an isolated island to study dolphins. An attempt is made to hijack the Seaquest DSV, the UEO's most powerful undersea vessel, and Nathan--its original designer--is convinced to return to active...

"From medieval battles to supersonic and stealth technology, discover fascinating facts about military machines and how they've developed to meet the ever-changing demands of warfare"--P. [4] of cover.