Between the towns of Helmstedt and Marienborn one can still see the former border control points, which were turned into a museum in the 1990s.
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During the division of Germany, the A 2 played, together with the A 24, an important role as a transit corridor to West Berlin, with allied checkpoints at Helmstedt and Dreilinden-Drewitz (on the A 10) respectively.
Bundesautobahn 7 | Bundesautobahn 1 | Bundesautobahn 4 | Bundesautobahn 10 | Bundesautobahn 81 | Bundesautobahn 24 | Bundesautobahn 14 | Bundesautobahn 114 | Bundesautobahn 100 | Bundesautobahn 6 | Bundesautobahn 57 | Bundesautobahn 23 (A23) | Bundesautobahn 23 | Bundesautobahn 20 | Bundesautobahn 19 | Bundesautobahn 94 | Bundesautobahn 831 | Bundesautobahn 8 | Bundesautobahn 72 | Bundesautobahn 555 | Bundesautobahn 5 | Bundesautobahn 2 |
It can be seen from the highway from about 20 km (12.5 mi) away, from the A 2 near Lehrte, for example.