LETTER VI.

Arrival at Aix-la-Chapelle.--Glimpse of a dingy grove.--Melancholy saunterers.--Dusseldorf Gallery.--Nocturnal depredators.--Arrival at Cologne.--Shrine of the Three Wise Sovereigns.--Peregrinations of their beatified bones.--Road to Bonn.--Delights of Catholicism.--Azure mountains.--Visionary palaces. 39