Venice, thou Siren of sea cities, wrought
  By mirage, built on water, stair o’er stair,
  Of sunbeams and cloud shadows, phantom-fair,
With naught of earth to mar thy sea-born thought!
Thou floating film upon the wonder-fraught
  Ocean of dreams! Thou hast no dream so rare
  As are thy sons and daughters,—they who wear
Foam flakes of...