Sometimes the best things happen when we least expect them to. Nowhere is this more obvious than in the well-timed photos online that capture the perfect moment.

From accidental optical illusions, to just straight-up hilarious moments of happenstance, perfectly timed photos dominate the internet.

Here’s just a small collection of the best perfectly timed pictures – pictures taken at the right moment that are guaranteed to make you look twice.

Have you ever experienced an amazing moment of photo luck?