Recommended 15-day travel route in Xinjiang in September as follows:
From Day 1 to Day 7:
Day 1: Depart from Urumqi, passing through Colorful Bay and Fuyun, overnighting in Kekesuli, and arriving in Keketohai Town the next day.
Day 2: Explore Irtysh Grand Canyon, admiring the magnificent natural scenery, and overnight in Burqin.
Day 3: Depart from Burqin to Jiadenyu, with sights of Altay Grassland along the way, and overnight in Hemo.
Day 4: Depart from Hemo to visit Kanas Lake, feeling the charm of the "fairyland on earth", and overnight in Kanas.
Day 5: Delve into the three bays of Kanas, experiencing the magnificent works of nature, and overnight in Baihaba.
Day 6: Depart from Baihaba to visit Colorful Beach, enjoying the sunset, and overnight in Burqin.
Day 7: Depart from Burqin to explore乌尔禾魔鬼城 (Wuhe Ghost Town), feeling the unique landforms of nature, and overnight in Karamay.
From Day 8 to Day 14:
Day 8: Visit Dushanzi Grand Canyon, then proceed along Duku Highway to Bayinbrook, overnighting along Duku Highway.
Day 9: Visit Mohor and Kuerdining, experiencing the blend of grassland and forest, and overnight in Tekes.
Day 10: Depart from Tekes to explore Koksu Grand Canyon, feeling the depth and grandeur of the canyon, and overnight in Qiongkushitai Pastoral Village.
Day 11: Travel along Zhaosu Highway to Yining, visiting the Guozigou Bridge along the way, and overnight in Qingshuihe Town.
Day 12: Spend the whole day exploring Sayram Lake, enjoying the lake and mountain scenery, and overnight in Kuitun.
Day 13: Return to Urumqi with free time along the way to experience local customs.
Day 14: Explore Urumqi, such as visiting museums and the International Bazaar, to experience the cultural heritage of Xinjiang.
Day 15:
Depending on personal interests and schedule, you can choose to take a short tour around Urumqi, such as visiting Tianshan Tianchi, and then conclude your delightful 15-day trip to Xinjiang.
This route covers multiple famous attractions in northern Xinjiang, including natural scenery, ethnic culture, and special culinary experiences. It is an excellent choice for traveling in Xinjiang in September. Please adjust the itinerary appropriately according to personal interests and actual conditions.