Slightly off topic, but rack related.... The CNN tower in Toronto is over 1800 feet tall. From an engineering point of view the tallest loose-standing structure in the world......mighty impressive.
link for picture....
CNN Tower Photo
(I wouldn't call it NSFW, but it certainly isn't as appropriate as surfing your favorite auto forum.)
If that image bothers anyone, I'll turn it to a link instead. Just reply or PM me...
Could not separate the real from the sarcastic in mustbeaudi's response...so I moved it to a link.