The History of Catamarans

Catamarans have been use for Milena by the Polynesians.

William Dampier an English adventurer and pirate is one of the first European people to write about them. He described them as primitive but interesting boats which could barely carry a man.

https://en.wikipedia.org/wiki/Catamaran#Usage_and_application

Some Sources say that not only the Polynesians hat the idea for producing a boat with two hulls but that even in the ancient Greece and ancient Rome used some boats of this types in battles around 300-200 BC but this way of building boats was already forgotten in the late ancient