GO GREEN TO RIO

This maybe the way to travel again,Solar panels to work the engines,fire proof gas,computerised control and modern lightweight construction. All quite possible and think how nice to be able to lean out of the windows and wave at the earthbound minions below.
Who cares if it takes a couple of days to cross the Atlantic if you have your own bedroom and a decent dining room etc. No jet lag anyway.
Bring back the airship...(And the Empire)