1920s in rail transport

thumb|right|An interurban car from the Philadelphia and Western Railroad|Philadelphia & Western Railroad, which survived long in the interurban business The interurban (or radial railway in Canada) is a type of electric railway, with tram-like electric self-propelled railcars which run within and between cities or towns. The term interurban is usually used in North America, with other terms used outside it. They were very prevalent in many parts of the world before the Second World War and were used primarily for passenger travel between cities and their surrounding suburban and rural communit