I’m sure we have all come across a 404 page at some point. A 404 page is the default page when a web viewer goes to the wrong place. In most cases it directs the user back to ground zero (your home page). Not only can a 404 page be very helpful, it is a great oppurtunity for web designers and developers to have a little fun! Here are a few examples of some good ones.
FutureOfWebDesign.com below left


Thomas Bishop above right
Tweetsicles below left


KeanRichmond above right


wow! these 404 pages are very awesome, they’re very unique and artistic and such an inspiration.