Images of Köln, Augustusburg and Falkenlust Palaces, Bonn and Düsseldorf in Germany. Taken in June 2018. (I lived in Köln from 2000 to 2003.) “Cologne (German: Köln) is the largest city of Germany’s most populous federal state of North Rhine-Westphalia. Cologne was founded and established in Ubii territory in the 1st century AD as the […]