Ключевые слова: bridge, city, closed, closeup, cologne, colorful, couple, culture, day, detail, engagement, eternity, europe, feeling, fence, friendship, germany, happiness, heart, hohenzollern, icon, keyhole, koln, landmark, lock, love, many, marriage, metal, outdoors, padlock, padlocks, people, red, relationship, rhine, river, romance, steel, symbol, symbolize, tourism, tradition, traditional, travel, unbreakable, urban, valentines day, view, wedding,