Day 1: [Depart from all over the country—Dunhuang] (Arrange suitable flights according to your location, pick up by private car) Day 2: Dunhuang--Emerald Lake--Dachaidan [Independent group, off-road vehicle or commercial vehicle travel, play while walking] Day 3: Dachaidan--Water Yadan--Xitaijinel Lake--Huatugou Day 4: Huatugou - Gasikule Lake (passage) - Mangya Emerald Lake - Devil's Eye - Huatugou Day 5: Huatugou - Mars Camp - Cold Lake Day 6: Cold Lake--Oil base site--Dunhuang