Without visas

I flew to China without a visa. For the first time in my Polish-Chinese life. It's been 25 years. At that time, I've been to the mediate State 25 times at least. It's easier for me to name these 22 provinces, 5 autonomous regions, 4 separate cities, and 2 peculiar administrative regions where I haven't been yet, than those where my ft utilized to be...