Want to go to Zhangye Colorful Danxia and the Grand Canyon, by plane, is it closer to Lanzhou or Xining?

It is best to land directly in Zhangye. If you choose from Lanzhou and Xining, Xining is relatively close. In fact, Xining is the way to go from Lanzhou to Zhangye.

If you choose the train, go to Xining, if you go by car, start from Lanzhou. Lanzhou and Xining are close to each other with a distance of 200 kilometers.