As I reach 88% on this virtual challenge, just a few postcards remain. This one arrives to brighten my morning…
The postcard starts by saying:
Further into the desert and at the narrowest point of the Hexi Corridor is Jiayu Pass, the first fortress at the western end of the Ming Wall. Together with Shanhai Pass near the sea and Juyong Pass near Badaling, they are the most important passes along the Great Wall.
aka gringita 