License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Canaletto (Giovanni Antonio Canal). Al Dolo: the church of Dolo, dedicated to San Rocco, on the bank of the Brenta, facing the villa Zanon-Bon, 1735–46. The Metropolitan Museum of Art.