I can feel storms before they arrive. Like I sense the air change so I'm in tune with things like this. I couldn't sleep for a few days so I spent the time watching videos about China imminently doing things. The same sensation occurred and I could see Chairman Xi out of the corner of my eye, but he was a shadow version of himself.
The most famous ghost cities are Pudong (5 million inhabitants), Chenggong (A quarter of a million inhabitants), Ordos City (Between 300000 and 2 million inhabitants depending on how you count it) and the Zhengdong New Area (1 million inhabitants)