Bollards 3/5 of the (street view) world

G&W, R&Y, W&Y, and R,W&Y bollards ||||| Images from https://geohints.com/Bollards.html (taken from google street view). ||||| Accepted answers are regions if the bollards are only found in a specific region of a country (e.g. England, Isle of Man), and country names otherwise (let me know of any mistake).