They are in the era of the 1800's.
Answer:
the interior Great Wall stretches from Xinzhou in Shanxi Province, via Hebei Province to Beijing Badaling.
i think it was built to double protect the land and the people.
Explanation:
its on the inside for double protection
The correct answer is Sunna in Yemen, Oman, Qatar, Bahrait and Kuwait and Saudi Arabia.
Hope this helps!