Originally Posted by
Vaucluse
You will need driver for Great Wall. I highly recommend
Simon. He is great. If you skip great wall and decide city tour instead, you won't need driver. Do Tiannanmen Squre, Forbidden palace, Beihai Park and Temple of heaven. Those will last you a day.
+1, but if you want to do ToH, slot it first in order to avoid backtracking.