Perseus on Pegasus. To find out more about Pegasus and Perseus, see this Wikipedia article: link; for information about the image: image source.
You can see the hero Perseus here riding on the winged horse Pegasus, carrying the head of Medusa tucked away safely under Pegasus' wings so that he will not be struck by the fearsome power of her gaze; anyone who encountered her gaze was turned to stone. Here is a close-up that shows Medusa's head as well as Perseus' winged feet:
You can also find more myths and legends for the week of July 15-21 here. For more information and links to the actual javascript code, see the Myths & Legends Widget Reference Page.