Statue of the Greek heroic figure Jason in the park of Schönbrunn Palace. In Greek mythology, Jason was the son of Aison. He is best known as the leader of the Argonauts, who traveled to the Caucasus in search of the Golden Fleece. Jason holds the conquered ram's skin in his hands, at his feet the conquered dragon. The sculpture was created under the direction of Johann Wilhelm Beyer around the year 1777 and is made of Sterzinger marble.