Gothenburg, Sweden, is a port city. Gothenburg Maritime Museum provides a comprehensive overview of Gothenburg's seaport history, including the evolution of sailing, shipbuilding and fishing from the Viking era to modern times. The first floor of the museum shows some living marine life, including fish, tropical fish, crocodiles, turtles and more from all over the world; the second floor has some ancient ships, including pirate ship models, introducing the maritime history of northern Europe; The third floor is a more modern introduction to the sailing boats, and an interactive area for children.