How Microsoft Billionaire Found Largest Sunken Battleship

High-tech tools, including an undersea "mountain goat," and years of research led to the discovery of the WWII-era Musashi in the Pacific. WATCH: Footage from an unmanned submersible shows wreckage of the World War II battleship. High-tech tools, including an undersea "mountain goat," and years of research led to the discovery of the WWII-era Musashi in the Pacific. WATCH: Footage from an unmanned submersible shows wreckage of the World War II battleship. After years of meticulous historical research and seafloor terrain analysis, it was an underwater "mountain goat" that ultimately found the wreck of one of history's most impressive battleships, the Musashi.