climate of more abundant moisture, the ivy would have mantled it from head to foot in a garment that might, by this time, have been centuries old, though ever new. In the dry Italian air, however, Nature had only so far adopted this old pile of stonework as to cover almost every hand's-breadth of it with close-clinging lichens and yellow moss; and the immemorial growth of these kindly productions rendered the general hue of the tower soft and venerable, and took away the aspect of nakedness which would have made its age drearier than now.
Up and down the height of the tower were scattered three or four windows, the lower ones grated with iron bars, the upper ones vacant both of window frames and glass. Besides these larger openings, there were several loopholes and little square apertures, which might be supposed to light the staircase, that doubtless climbed the interior towards the battlemented and machicolated summit. With this last-mentioned warlike garniture upon its stern old head and brow, the t