Ключевые слова: agriculture, ancient, architecture, artificial, asia, asian, background, branch, bridge, chengdu, china, conservancy, construction, cultural, dam, destinations, engineer, environment, flow, forest, great, heritage, hill, historic, irrigate, irrigation, landmark, landscape, levee, mountain, nature, outdoor, panorama, park, rapids, religion, river, rural, scenery, sichuan, structure, summer, system, tourism, tourist, travel, unesco, water, wonder, world,