This video is absolutely fabulous! I have to thank Pat Sloan for providing the link to this wonderful, colorful, dancing video. Even if you aren't a 'dancer', you have to really appreciate the colors in this video!
http://okgo.net/2012/03/29/skyscrapers/
Pay attention to the 1:54 minute mark ... makes me want to go take some tango lessons! I am a dancing bear but this is something else!
Enjoy! I'm going to also post it on INFO SITE AND YOU-TUBE FAVORITES, somewhere over there on the right.