Ключевые слова: blue, blue sky, blue sky background, bright, calm, clear sky, clouds, coast, copy space, dannoura, daytime, kanmon strait, landscape, mountain, natural scenery, nature, no one, outdoors, refreshing, sea, shimonoseki, shimonoseki city, shipping, sightseeing, sky background, strait, summer, summer clouds, summer sky, sunny, tourist attraction, tourist destination, transportation, travel, waves, white, wide, yamaguchi, yamaguchi prefecture,