Hasuhai, 哈素海 @ Inner Mongolia
The Green Mountain 青山, Blue Skies 蓝天 ,Green water 绿海. In fact, the mountain in the background, is indeed called Green Mountain. Coincident?
Driving there; More pix on piwigo and on FB.
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It’s really just a lake. And may soon be crowded once the hotel is built. Good for biking or hiking.