I saw this and thought it was cool so I thought I would share. sorry if it's a dupe, I did a quick search and found nothing.
[video=youtube_share;90lH3zn6oQw]http://youtu.be/90lH3zn6oQw[/video]
[video=youtube_share;90lH3zn6oQw]http://youtu.be/90lH3zn6oQw[/video]