A friggin rich city. Unlike any dumb people who say it's economy is based on oil, barely ANY of it is based on that. It's mostly real estate, private banking, and world trade.
Huge and crazy projects are being built, like the Burj Dubai. It will be 900 metres (3 times the Eiffel Tower) high.
"Let's go build a second Eiffel Tower, Pyramid, and Tower of London! In the desert! Hooray!" - dubai real estate.