Head of Hercules. Roman, Imperial period, 1st century A.D. Copy of a Greek statue of the second half of the 4th century B.C. attributed to Lysippos.
CC Flickr User giopuo.
Does the headline surprise you? If you aren't familiar with Hercules' role in the quest for the Golden Fleece, it's understandable.
Read the article Hercules and the Argonauts