I HAVE BEEN CALLED UPON, the rainbow mountains are real and are located in the Zhangye Danxia Landform Geological Park, the layers of color are layers of sandstone with different minerals in them that alter the color of the sand, manganese makes it purple, rust makes it red etc. The layers were formed after millions and millions of years of pressure on them and they are now mountains because of tectonic plates (earthquakes). However there are formations like this all over the world.
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