[1][3] One of its most notable features is the Kröpcke clock, a 1977 reconstruction of a meteorological column erected in 1885 in front of the then Café Robby.

This column was damaged by an air raid in 1943, but its clock was repaired in 1945 after the end of World War II in Europe.

At the time, it was one of Hanover's largest construction sites, extending more than 30 metres (98 ft) underground.

Today, all Stadtbahn lines except two call at the station and it is the main interchange point for the network.

Level -3 The station underwent extensive modernisation prior to Expo 2000, including hiding its 1970s colours tilework behind large murals.