The Tallest Building in the World

I'm not afraid to tell you that I'm afraid of heights. But I am afraid that I won't be able to stay away from the tippy top of this gorgeous building - just need some c-c-c-ourage.
Here's an absolutely mesmerizing 28 hour timelapse of Dubai's Burj Khalifa by Gerald Donovan...everytime I watch it, I get a little more brave.