is mentionedby Tacitus both as Bonna and Boneiisia castra. The cathedral is as famous as the univer-sity. It was founded by the mother of Con-stantine the Great, who, according to tradi-tion, consecrated the primitive church herein 319. Really, it is not a very stupendous pile, thepresent… … Cathedrals and Churches of the Rhine The effect of its five towers is that of a greatpyramid rising skyward from a broad base. In the main, it is a construction of thetwelfth and thirteenth centuries, but it is
Cathedrals · Rhine River Valley -- Description and travel
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