The Great Wall

We were able to visit The Great Wall. The scale was enormous. It was more than 1700 steps up and back on the small section we climbed. I need to spend more time on the stair master!

The Great Wall was used in the defense of China. In 221 BC the early walls were linked together and was 3000 miles in length. 70% of China's population worked on the wall at that time.

Answer : The Forbidden City is named such because you were forbidden to enter unless invited.