Most people think Las Vegas is the capital of the casino world.

It's not.

Casino revenues in Macau, the semi-autonomous administrative region of China, surpassed those of Vegas years ago.

Gambling turnover in Macau is now five times that of Vegas, annually, according to The New Yorker.

And Macau, like Vegas, is building new casinos as fast as it can. Some of them are eye-poppingly awesome. Take a look.