Berlin kept most of its twentieth century underground, and the only way in is a guided tour you have to book properly. Here is which of the tours to pick, why they do not all start at Gesundbrunnen, and how the 30 day ticket window works.

Fifteen underground stops and Bornholmer Straße were closed while West Berlin trains kept running. Explore the full list, the map, the reopening dates and the plans to bring the routes into East Berlin’s own network.

The Stasi Museum Berlin sits inside the real headquarters of East Germany's secret police, with Erich Mielke's preserved office and the surveillance gadgets. Here are 2026 tickets and hours, how to get there, and how it differs from the Hohenschönhausen prison, so you pick the right Cold War site for your trip.

Teufelsberg is one of Berlin's strangest places: a hill built by hand from wartime rubble, over a buried Nazi building, topped by an abandoned NSA spy station and now covered in street art. Here is what it is and how to visit in 2026.

A Berlin guide's practical guide to the Berlin Wall Memorial on Bernauer Strasse: the preserved death strip, the viewing tower, the ghost station and the Window of Remembrance, plus hours and how to get there.

A Berlin guide's honest take on the DDR Museum: what is inside, tickets and hours, why your Museum Pass will not cover it, and the two calm windows to visit before the crowds.