Ключевые слова: beautiful, blur, bridge, city, colorful, concept, couple, culture, decoration, engagement, engraving, eternity, frankfurt, friendship, germany, greeting, grunge, happiness, heart, hillside, icon, iron, key, lock, love, love locks, lovelock, message, old, outdoors, padlock, partnership, railing, red, relationship, retro, ritual, river, romance, romantic, sweethearts, symbol, tourism, tradition, traditional, unity, valentine, vintage, web, wedding,