Ключевые слова: architecture, bridge, building, city, cityscape, cologne, crossing, deutschland, eu, europe, european, german, germany, hohenzollern, hohenzollern bridge, hohenzollernbrcke, hohenzollernbrucke, hohenzollernbruecke, iron, kln, koeln, koln, landmark, mass transit, metal, metallic, nordrhein, north, public transport, railroad, railway, rhein, rheinland, rhine, rhineland, river, steel, town, train, trains, transport, transportation, urban, water, westfalen, westphalia,