“Schlesisches Tor is a station of the line U1 as well as the line U3 of the Berlin subway in the district Kreuzberg of the district Friedrichshain-Kreuzberg.
The high station is located above a small square, not far from the Oberbaumbrücke. The station is named after the city gate in the Berlin customs wall, which stood there until the middle of the 19th century. It is 925 meters from the Görlitzer Bahnhof underground station and 790 meters from the Warschauer Straße train station. The station has no elevators or escalators, so it is not barrier-free.”wikipedia