The name "ring road" is used for the majority of metropolitan circumferential routes in Europe, such as the Berliner Ring, the Brussels Ring, the Amsterdam Ring, the Boulevard Périphérique around Paris and the Leeds… See more

Bypasses around many large and small towns were built in many areas when many old roads were converted to four-lane status in the 1930s to 1950s, such as those along the Old National Road (now generally U.S. 40… See more

Ring roads have been criticised for inducing demand, leading to more car journeys being taken and thus higher levels of pollution being created. By creating easy access by car to large areas of land, they can also ac… See more