Several streetcar lines and interurban railways interchanged passengers in Georgetown. Interurban and Streetcar systems were also known to operate RPOs. Competition with automobiles and buses undermined the interurban and other railroad passenger business. The city also had an electric interurban railroad. Electric trolley cars were preferred for interurban service. Both changes influenced the decline of regional transit, such as the interurban railways. This practice comes from the early 20th Century, when interurban trams conveyed a dining car. The Aachen tram system was linked with the Belgian national interurban tram system. They were often installed on small locomotives, electric interurban equipment. Greenwood was an early and key cog in the Electric Indianapolis Interurban Railway System. These two states alone had almost a third of the country's interurban trackage. This is a list of interurban railways in North America. Havana has a network of suburban, interurban and long-distance rail lines. Double-decker buses are common on long distance interurban trips. Double-decker buses are common in long distance interurban trips.