That's right, and the different shapes mean different things. There's a Tom Scott video about them: https://www.rnib.org.uk/rnibconnect/welfare-and-money/tom-s

That's right, and the different shapes mean different things. There's a Tom Scott video about them: https://www.rnib.org.uk/rnibconnect/welfare-and-money/tom-scott-tactile-paving https://www.rnib.org.uk/rnibconnect/welfare-and-money/tom-sc...