The glorious Burj Khalifa (Dubai, United Arab Emirates), in the light of the setting sun. The thinness of the photo is meant to emphasize the slenderness of the building. Maybe it doesn't even fit on your screen… For me, the elegance of the thing was striking. You would expect a building like that to appear really massive, but the architects seem to have completely avoided that. In fact, the Burj Khalifa is so slender that some of the cheap replicas at the airport even had the top spike replaced by a little roof…