11.05.2006, Frankfurt on the Main, Hesse, DEU, GERMANY - Aerial view of the railway track system at the central station in Frankfurt on the Main. (Germany, German, Europe, European, Hesse, Frankfurt on the Main, city, big city, urban, city planning, urban planning, means of transport, transport, passenger transport, traffic, passenger traffic, rail traffic, railroad traffic, railway, railroad, railway line, railway lines, railroad line, railroad lines, tracks, railway tracks, railroad tracks, trains, passenger trains, machines, engines, locomotives, wagons, waggons, railway wagons, railway waggons, railroad wagons, railroad waggons, railway system, railway track system, electricity, electric, contact wires, infrastructure, public transport, public transportation, traveling, travelling, railway service, service, central station, main station, railway station, railroad station, aerial photograph, air photo, aerial view, nobody, horizontal) 00P060511D005CAROE.JPG [MODEL RELEASE: NOT APPLICABLE, PROPERTY RELEASE: NO (c) caro images / Muhs, http://www.caro-images.com, [email protected] - In case of using the picture for any non-editorial purpose, please contact the agency - the picture is subject to royalty!]