Drones called in to save the Great Wall of China
A very 21st Century piece of tech is being called in to save the crumbling Great Wall of China.
from BBC News - World https://www.bbc.co.uk/news/world-asia-china-46015900
No comments:
Post a Comment
Newer Post
Older Post
Home
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment