Answer:
In Greek mythology, it was Heracles (also known as Hercules) who left the ship Argo in an attempt to rescue Prometheus. According to the myth, Prometheus, a Titan who had angered Zeus by giving fire to humanity, was chained to a rock, and Heracles sought to free him. This act of bravery was one of the legendary feats performed by Heracles as part of his Twelve Labors.