The key factor with this type of ferry, is there’s no motor.
The current is the propulsion, so they’re quiet, pollution-free ( unless you’re an Environment freak and want to ban man’s very existence on the planet ) and rather pleasant to use....
The current is the propulsion, so they’re quiet, pollution-free ( unless you’re an Environment freak and want to ban man’s very existence on the planet ) and rather pleasant to use....