License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Stefano della Bella. A woman on horseback descending a hill, a large tree to the left, landscape of Florence in the background, from "Four large landscapes" (Quatre grands paysages en hauteur), ca. 1652–57. The Metropolitan Museum of Art.