When you’re mocking up a website, sometimes you just need an image of a particular size, these are called placeholder images. Who knew there was so many sites devoted to them?

You’ve got the standard placeholder that we see everywhere. (via http://placehold.it )

But that’s boring, so why not use a cat? (via http://placekitten.com )

But what do people love more than cats? How about bacon? (via http://baconmockup.com )

Still too timid? Want something bolder for your mockups? What about Nicolas Cage? (via http://www.placecage.com )

There you have, the exciting world of placeholder image sites.