Ключевые слова: ancient, architectural, architecture, bohemia, building, casino, castle, chapel, courtyard, czech, czech republic, destination, europe, european, exterior, famous, fort, fortification, fortress, gothic, green, heritage, hill, hills, historic, historical, history, karlstein, karlstejn, landmark, landscape, location, medieval, old, outdoor, palace, prague, renaissance, republic, royal, royal treasure, safekeeping, sightseeing, stone, strong, stronghold, tourism, tower, travel, wall,