Ключевые слова: architecture, bohemia, castle, check, check point, checkpoint, city, cityscape, cobblestone, control, crowd, czech, europe, guard, historical, inspection, old castle, old town, people, prague, praha, precaution, protection, republic, risk, safety, scan, screening, security, sidewalk, sightseeing, stone, street, terrorism, tourism, tourist, town, travel, urban, waiting,