The Dornier Do X: The World’s Largest ‘Flying Boat’ That Could Barely Get Off the Ground, 1929-1933
The Dornier Do-X was the largest, heaviest, and most powerful flying boat in the world when it was produced by the Dornier company of Germany in 1929. With a wingspan of 157 feet (48 meters) and length of 130 feet (40 meters), the Do X was powered by 12 eng…