166 Robert Guiscard, William the Good, Charles II and Frederick of Aragon, seated near Sicily and Naples Divina Commedia (1444-1450)

The picture has something of this: people, man, wear, veil, lithograph, group, woman, lid, vintage, ancient, traditional, three.
Perhaps it’s a painting of a group of people standing in front of a body of water with mountains in the background and a gold border around the edge of the painting.