Ключевые слова: background, bridge, bunch, celebration, ceremony, city, closed, cologne, colorful, concept, couple, culture, day, decoration, design, dream, fence, forever, friendship, group, hang, happiness, happy, heart, holiday, key, landmark, lock, love, many, old, outdoors, padlock, padlocks, railing, red, river, romance, romantic, safe, seoul, symbol, tower, town, tradition, traditional, travel, up, valentine, wedding,