autumn in jiuzhaigou, china

autumn biosphere blue capped categorization chengdu china colorful cultural culture elevation expedition forest hectares holiday honeymoon inscribed jiuzhaigou jizhai lake lakes landscape leaves level mongolia mongolian mountain multi nature park part peaks people plateau ranges reserve season sichuan sirza sky snow stretches summer sunny sunrise sunset taken temple tent tibet tibetan tourism tourist tours treasure tree unesco valley village was waterfall waterfalls weather yellow yurk