Conceived as a transatlantic luxury liner of the skies, the Saunders-Roe Princess represented the pinnacle of flying boat design. Yet only one aircraft ever flew. By the 1950s, the age of jets had ...

It was the first to make the transatlantic crossing years before Pan Am, with its iconic flying boats, would do the same in 1939. The Graf Zeppelin operated between 1928 and 1937, flying across ...