Maybe you have noticed ripped stones on the sidewalks of your town or other ones you have visited? These are (obviously) for the blind. But did you know, that Britain for example has different patterns meaning different things? Tom Scott explains it to us (and got over 500,000 views for doing so). Cheers, mate!

“I thought about saying ‘secret patterns’ or ‘mysterious patterns’ in the title, but that’d be a lie: they’re just mostly unknown! So let’s talk about tactile paving, about design, about accessibility, and about those bumpy bits that you stand on when you’re crossing a British street.”