Public domain
View of the Fountain of the Four Rivers on the Piazza Navona in Rome
From the collection of Rijksmuseum, Amsterdam. Free to download, adapt and use — no permission needed.
Credit lineGezicht op de Vierstromenfontein op het Piazza Navona in Rome. c. 1860 - c. 1880. Giorgio Sommer. Rijksmuseum, Amsterdam. Public domain.