There's something incredibly fascinating about seeing somebody do something that you could take a reasonably good stab at, but doing it so much better than you. 

Well step forward Zhao Dengming, a history teacher in northeastern China, who is apparently able to draw this insanely accurate map of the world. On a blackboard. From memory. In less than two minutes. 

And not an overhead projector in sight. 

The images surfaced from Weibo, the Chinese social network account, and have been going viral since they were reblogged on ChinaSMACK, a website which tries to bring Chinese-language content to the western web.

Check them out below:

(Images: Sina Weibo)