The tower of The Great Saint Martin church and the old town of Cologne.

travel destination photography color image vertical the tower of the great saint martin church old town cologne north rhine westphalia germany europe church religion place of worship catholicism places of interest german culture building building exterior architecture day outdoors romanesque 12th century old the past history clear sky blue city national landmark spire incidental people tree colour image colour color image color outside travel destinations travel architectural landmark landmarks background people people in the background historical historic heritage cultural culture roman catholic cities typically german traditionally german