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