Icon for the unrealised Line U10 of the Berlin U-Bahn: unlike the U0, neither the planners nor the media gave the U10 a consistent colour during the planning stage.
Own work based on File:Berlin U1.svg and File:Berlin U55.svg by NordNordWest (original)Extracted from TransitLinie-U with FontForge on 28 May 2023 (rework)
Sebastian Rittau (original)Minoa (rework)