For, as on the coloured canvas Subtle pencils softly blend Dark and light in such proportions That the dim perspectives end- Now perhaps like famous cities, Now like caves or misty capes, For remoteness ever formeth Monstrous or unreal shapes... So it was, while I alone, Saw their bulk and vast proportions But their form remained unknown. First they seemed to us uplifting High in heaven their pointed towers, Clouds that to the sea descended, To conceive in sapphire showers What they would bring forth in crystal. And this fancy seemed more true, As from their untold abundance They, methought, could drink the blue Drop by drop. Again sea monsters Seemed to us the wandering droves, Which, to from the train of Neptune, Issued from their green alcoves. For the sails, when lightly shaken, Fanned by zephyrs as by slaves, Seemed to us like outspread pinions Fluttering o'er the darkened waves; Then the mass, approaching nearer, Seemed a mighty Babylon, With its hanging gardens pictures By the streamers fluttering down. But at last our certain vision Undeceived, becoming true, Showed it was a great armada For I saw the prows cut through Foam....