Airships. Slow ... far below the roughly 900 km/h of a modern jet airliner. The Airliner 10 is also large – at 91 meters long and 34 meters wide, it’s just as wide as a Boeing 737 and three ...

The main issue with airships is that they are relatively large, and as a result cumbersome to handle, slow when moving, and susceptible to adverse weather conditions. In the list of airship ...