The Campagna differs greatly on the two sides of the Tiber; and it is hard to say which, for the rider, has the greater charm. The half-dozen rides you may take from Porta San Giovanni possess the perfection of traditional Roman interest and lead you through a far-strewn wilderness of ruins—a scattered maze of tombs and towers and nameless fragments of antique masonry. The landscape here has two great features; close before you on one side is the long, gentle swell of the Alban Hills, deeply, fantastically blue in most weathers, and marbled with the vague white masses of their scattered towns and villas. It would be difficult to draw the hard figure to a softer curve than that with which the heights sweep from Albano to the plain; this a perfect example of the classic beauty of line in the
