Ключевые слова: architecture, attached, background, bridge, building, cathedral, city, closeup, cologne, color, couple, culture, declaration, detail, eternity, europe, famous, friendship, germany, group, heart, hohenzollern, initials, key, landmark, lock, lots, love, lover, many, metal, names, objects, padlock, people, red, relationship, rhine, river, romance, scene, sweetheart, symbol, symbolize, tourism, tradition, travel, unbreakable, urban, view,