The final challenge! Almost 500 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). ||||| Includes barricades, but not snowpoles and waystones (JetPunk has a limit of 500 answers unfortunately)