Ключевые слова: aqua, architectural, architecture, boat, canal, channel, city, cityscape, cultural, daily, emergency, europe, grand, grand canal police boat, guard, historic, italia, italian, italian boat flag, italy, lagoon, life, local, marine, motorboat, navigation, old, patrol, patrol boat venice, police, saint mark venice safety, sea, security, travel, venetian lagoon patrolling, venetian lagoon police boat, venezia, venice, venice emergency, venice italy carabinieri boat, water,