After running into Sinbad the Porter, Sinbad, a wealthy mearchant of Baghdad, decides to give up his wealth to become a sailor. Durring this time, Sinbad wasted all of wealth he inherited, and longer for the seas, to regain it. Durring his first voyage, Sinbad finds an island, which bares trees without fruit. Eventually, Sinbad discovers the island's true identity, large marine sea monster, which takes Sinbad and his crew to a giant forested island, where he resues a Blank for an underwate horse, a term used to describe dolphins and porpoises by the Middle-East and Ancient Greece. Sinbad sells the wave horse in exchange for a large sum of money, to begin his next voyage.