Vatican City, Italy (Google Maps ⧉, OpenStreetMap ⧉)

"He had just turned his back on the Belvedere Torso in the Vatican and was looking out on the magnificent view of the mountains from the adjoining round vestibule."

"And Mr. Casaubon was certain to remain away for some time at the Vatican."

"Dorothea did at last appear on this quaint background, walking up the short aisle in her white beaver bonnet and gray cloak—the same she had worn in the Vatican."

"To-morrow I hope to pay my vows before the high altar of St. Peter, and tread the Vatican."