404 pages used to be the most common and the most annoying thing of all web pages. It appears when the link you typed does not exist or has been moved.
Although still common, 404 pages are not annoying any more. Webmasters now design highly attractive and inspirational 404 pages that not only makes you smile, but also tempts you to explore around the site instead of leaving.
Here are 15 killer 404 pages that will give your eyes a visual treat.