duplicate near the mexico border as a 'tourist attraction' JV project. If they like it, the yanks can extend it to a 3000km MAGA wall

https://www.reuters.com/article/us-usa-china-trump/trump-likely-to-visit-china-during-november-asia-trip-u-s-official-idUSKCN1BN1NX

There's a sport event called the Great Wall Marathon

http://great-wall-marathon.com/race-info