I've been following the construction of this for a long time now, ever since the first plans were released. It is now not far off being completely finished.
It's TWICE the height of the Empire State Building, (which I was lucky enough to go up last year, thanks to my gorgeous girlfriend [;)]) and I can say that makes this building F-ing impressive:
http://www.burj-dubai-tower.org/gfx/burj_dubai.jpg
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So, anyone else like this kinda stuff, I thought it was impressive enough to post about [:)]