Rail map of the Berlin underground trains on a large format poster. Coloured symbols for large and small cross section, tracks above ground and below ground, tracks without scheduled train routes, disused tracks, bunker and flood protection gates. In addition, route kilometres and date of inauguration. Displays extension of line U5 still in construction and all train sheds.
- Poster in German standard paper size A1, 59 x 84 cm.
- Folded into German standard paper size A4.