U7 (Berlin U-Bahn) · Versions URL: https://knowledge.ivjn.us/en/concepts/ubahn-berlin-u7/versions.html With 31.8 km and 40 stations, the U7 is the longest line of the Berlin U-Bahn; it was opened on 19 April 1924 and connects Rathaus Spandau via Neukölln and Gropiusstadt with Rudow. - rev 5 (2026-10-28) : 当前版本 https://knowledge.ivjn.us/en/concepts/ubahn-berlin-u7/at/5.html Page 1 / 1, 1 total