License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Anonymous, Italian, 16th century. Naked woman (Leda) and swan (Zeus) embrace on a river bank; two figures jump into the water at middle ground; a town and bridge in the background., early 16th century. The Metropolitan Museum of Art.