Some of the best known logos hide the best kept secrets. 40 Brand Logos with Hidden Messages infographic designed by Oomph! reveals some of those secrets. How many did you already know?

You probably already know the story behind the famous FedEx logo and its clever use of negative space. (If you don’t, read this.) But of course, it’s hardly the only logo with a “hidden message.”

British plastic card maker Oomph has collected 40 such logos—check them out below. Amazon, Unilever and the Tour de France are particularly cool. How many of these sneaky messages would you have spotted without the help?

You can’t cover this topic without the visuals, and that’s why this infographic is so effective. It shows you the logos with clear explanations of the stories behind them.

The footer should include the uRL to the infographic landing page, so readers can find the original, full-size version when they find this design on other sites across the Internet.

Found on: http://www.adweek.com and http://www.thedrum.com