Perhaps it has an awesome ballast under the waves, keeping it balanced. Perhaps the slender port could allow for tremendous speeds? I personally think it is majestic and I wonder what the inside might look like? What kind of people or creatures might lurk inside!!!?
A piece of art does not need to be realistic in order to be stunning. Sometimes in order to create something wonderful and imaginative it must defy logic, otherwise we wouldn't be so entranced by the idea of it, would we?