of 979 bridges cross 197 kilometers of inner-city waterways, 5,334 kilometers (3,314 mi) of roads run through Berlin, of which 73 kilometers (45 mi) are motorways (" Autobahn "). [ 56 ] In 2006, 1.416 million motor vehicles were registered in the city. [ 63 ] With 358 cars per 1000 residents in 2008