Ключевые слова: avon, boat, bollard, britain, british, caen, caen hill locks, canal, canalboat, chamber, cill, closed, countryside, culvert, devizes, double, engineering, england, english, gate, heritage, historic, kennet, kennet and avon canal, level, lock, manual, melksham, narrow, narrow boat, narrowboat, navigation, nobody, outdoors, recreation, retro, shore, sluice, stream, summer, traditional, transport, transportation, travel, uk, water, waterway, wiltshire, wooden,