St. Gdreotis Crypt, St. Gereons 353 AppendixCONSTANCE City founded by Emperor Constance, 297 Ville imperiale, Xth century Peace between Barbarossa and Lombardy, 1183 Cathedral founded, Xlth century Bishop Salomon occupied the see, 891-919 St. Stephens enlarged by Bishop Salomon, 900 Further…
Cathedrals · Rhine River Valley -- Description and travel
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