Here's some alternative answers: https://en.wikipedia.org/wiki/Rotor_ship https://en.wikipedia.org/wiki/Rotor_ship https://en.wikipedia.org/wiki/Turbosail htt

Here's some alternative answers: https://en.wikipedia.org/wiki/Rotor_ship https://en.wikipedia.org/wiki/Rotor_ship https://en.wikipedia.org/wiki/Turbosail https://en.wikipedia.org/wiki/Turbosail https://en.wikipedia.org/wiki/Windmill_ship https://en.wikipedia.org/wiki/Windmill_ship