"Yadan is a word derived from Turkic, meaning a small mound with a steep wall. This small mound is recorded in the ancient Chinese book "Hanshu · Geography", which is called Bailongdui. 1899-1902, when Swedish scientific explorer Svenh Ding visited Luobubo, Xinjiang, Seeing many clusters of mounds around the ancient lake, the Uighur guide told him this was called Yadangs, and the translation was written in his scientific work. Yadang is a landform unique to the arid region. Although some scientists have discovered that the rock formations of the Yadang landform in northern Saudi Arabia are ancient to The Cambrian period was hundreds of millions of years ago, but most of the world's Yadan was formed in a dry, windy Quaternary glacial climate between 2 million and 10,000 years ago.

The ghosts of nature are a fight with the devil city of Xinjiang. The photos are also very good. The tickets are also very suitable. There is almost no need to walk throughout the whole process. There are shuttle buses throughout the whole process. When you are tired, you can rest in the car, watch the scenery, and be in a daze.

Because I don't want to buy a product to write a bunch of praise, so write this template specially. I didn’t know that the comments can increase the score before, but now I know the importance of praise. Every one will comment on it. I earn Jingdou. I can still use cash next time. I can get 40 Jingdous. No matter what I buy, I will copy and paste this comment to make up the number of words. This is the nth time I have bought something online, great. Things are cheap, and the quality is good, the quality is cheap, the purchase is assured, the use is happy, I feel that I am addicted, buy and buy, I can’t stop at all, there are many varieties of things, and it is particularly complete, cost-effective and convenient, the packaging is very good, and there is no damage, it will always be supported, the service is OK, super delicious, Praise, come back next time.

The merchant did not execute according to the content of the project booked on Trip.com. The ancient city (including tickets), Yumenguan (including ten sightseeing cars), and we still asked us to buy the ancient city ticket at our own expense at the time of execution. 40 yuan/person, Yumenguan sightseeing ticket 50 yuan/person.

Emm Online is recommending the route of the West Line. In fact, it is some wasteful monuments. Go to a pass and you can see both of them. It is unnecessary. Praise our director, Master Liu, who has a good temper and has a question and answer. Finally, I made sure that my hotel asked me several times for fear of going wrong. See the service for details, very in place! We will not be urged before the time is set, the attitude is very good