Ключевые слова: agriculture, architectural complex, blue sky, city, cityscape, countryside, ecology, fields, flower fields, flower sea, harvest, high rise buildings, hope, nature, outdoors, pastoral scenery, plants, rapeseed, rapeseed fields, rapeseed flower aerial photography, rapeseed flower close up, rapeseed flower field aerial photography, rapeseed flower sea, rapeseed flowers, sightseeing, spring, spring rapeseed flowers, tourism, urban countryside, vitality, yellow flower sea,