Solution code: From top to bottom, the number of loop segments leading down from every row except the bottom row.
on 9. July 2025, 12:41 by cyddrdrd
Extremely smooth from the beginning to the end which made me feel so relieved. Thanks!
on 21. October 2024, 15:11 by AnnaTh
Yet another fantastic U-Bahn puzzle!
on 18. October 2024, 07:13 by wooferzfg
Very different feeling vanilla U-Bahn, thanks!
on 16. October 2024, 21:27 by Christounet
Instructive indeed. Very nice thematic classic U-Bahn ! Thanks :)
on 16. October 2024, 20:38 by Samish
Super fun classic U-Bahn, great puzzle!
on 16. October 2024, 19:17 by wisty
Super clean, interesting without verging into super tricky territory. Really cool final resolutions. Thanks!
on 16. October 2024, 18:51 by Piatato
Very cool and fascinating puzzle, thanks!
on 16. October 2024, 18:34 by dumediat
I tend to struggle greatly with this genre, but this one managed to teach me some things and left me feeling smarter having solved it. Thank you so much for this!
| Difficulty: | ![]() |
| Rating: | 100 % |
| Solved: | 40 times |
| Observed: | 4 times |
| ID: | 000KB3 |