This is the kind of ship they found: https://en.wikipedia.org/wiki/Cog_(ship) https://en.wikipedia.org/wiki/Cog_(ship) larger ships in the later middle ages w

This is the kind of ship they found: https://en.wikipedia.org/wiki/Cog_(ship) https://en.wikipedia.org/wiki/Cog_(ship) larger ships in the later middle ages were the Caravel and the Carrack, which typically had more than a single mast.