BerlinWalk tool
The former Stasi remand prison in Hohenschönhausen can only be seen on a guided tour, and the English tours run at three fixed times. Pick where your morning starts and the board shows the latest you can leave, what the visit costs you in daylight, and which stop to get off at.
Where you are starting from
Genslerstraße 66 sits in a quiet block with no station of its own. These are the distances from each nearby stop to the gate, drawn to scale.