In October, Jiuzhaigou, a world natural heritage site, ushered in the most colorful season of the year. On the last day of the National Day holiday, the first snow fell in many scenic spots of Jiuzhaigou Valley this autumn. The beautiful scenery is like a fairy tale world. (This is a mosaic photo taken in Jiuzhaigou, a world natural heritage site, on October 7.) (This is a mosaic photo taken in Jiuzhaigou, a world natural heritage site, on October 7.) (This is a mosaic photo taken in Jiuzhaigou, a world natural heritage site, on October 7.) (This is the scene after snow in Jiuzhaigou, a world natural heritage site, on October 7.) (This is the scene after snow in Jiuzhaigou, a world natural heritage site, on October 7.) (This is the scene after snow in Jiuzhaigou, a world natural heritage site, on October 7.) (Liu Xinshe)