The effect of these approaches is disputable. It is displeasing to many, from its formality; but we are persuaded that it is right, because it is a national style, and therefore has in all probability due connection with scene and character: and this connection we shall endeavor to prove. 108. The frequent occurrence of the arch is always delightful in distant effect, partly on account of its graceful line, partly because the shade it casts is varied in depth, becoming deeper and deeper as the grotto retires, and partly because it gives great apparent elevation to the walls which it supports. The grottoes themselves are agreeable objects seen near, because they give an impression of coolness to the eye; and they echo all sounds with great melody; small streams are often conducted through them, occasioning slight breezes by their motion. Then the statue and the urn are graceful in their outline, classical in their meaning, and correct in their position, for where could they be more appropriate than here; the one ministering to memory, and the other to mourning. The terraces themselves are dignified in their character (a necessary effect, as we saw above), and even the formal rows of trees are right in this climate, for a peculiar reason. Effect is always to be considered, in Italy, as if the sun were always to shine, for it does nine days out of ten. Now the shadows of foliage regularly disposed, fall with a grace which it is impossible to describe, running up and down across the marble steps, and casting alternate statues into darkness; and checkering the white walls with a "method in their madness," altogether unattainable by loose grouping of trees; and therefore, for the sake of this kind of shade, to which the eye, as well as the feeling, is attracted, the long row of cypresses or orange trees is allowable.