The internet is vast and complex, and most users are completely oblivious to its inner-workings (which are amazing, by the way). If you find yourself in the dark, perhaps this video will help.

Created by the World Science Festival, There and Back Again: A Packet's Tale is the story of what happens each and every time you click a link or type a web address into your browser.

The sheer distances that data travels before appearing on your screen is mind-blowing. And while the video's visual representations may not be 100% precise or in-depth, the picture it paints is illuminating. Maybe now you'll appreciate how hard that cat video had to work to get from your aunt's Yahoo account to your inbox. [YouTube via Boing Boing]