Ключевые слова: age, asia, attractions, blastfurnace trail, blue sky, clear, cultural properties, empty, facilities, green, historic buildings, historic sites, history, important cultural property, iwate prefecture, japan, japans oldest, kamaishishi, landscape, michinoku, mountain, national treasure, natural, outdoor, plants, rock, stone, summer, tohoku, tohoku region, tourism, tourist attractions, travel, westernstyle blast furnace ruins, world cultural heritage, world heritage site,