Facebook page Art People Gallery asked their friends to post photos they had taken that featured a clever optical illusion.

Some pics where strategically planned and others happened purely by accident, but all of them are eye catching and draw you in to take a closer look!

We picked some of the best, click here to see more

Want more? Here's a bit we love from Will & Woody – catch the boys weekdays from 4PM on KIIS101.1!