feature
Mobile ticketing
Transit systems tagged with mobile ticketing in Mike's authored notes.
Berlin U-Bahn
Berlin · Metro
The Berlin U-Bahn: BVG tickets, AB/ABC zones, ungated validation, U5 across the center since 2020, the U7 airport-bus link, and how it splits work with the S-Bahn.

Berlin U-Bahn
Berlin · Metro
Cologne/Bonn Stadtbahn
Cologne · Tram
Traveler notes on the Cologne/Bonn Stadtbahn: KVB/SWB/VRS ticketing, tram-metro behavior, and the practical rail layer between Cologne neighborhoods and Bonn.
Cologne/Bonn Stadtbahn
Cologne · Tram
Düsseldorf Stadtbahn and Tram
Dusseldorf · Tram
Traveler notes on Düsseldorf Stadtbahn and tram: Rheinbahn/VRR tickets, airport/city movement by rail, and why the system is more practical than scenic.
Düsseldorf Stadtbahn and Tram
Dusseldorf · Tram
Frankfurt Tram
Frankfurt · Tram
Traveler notes on Frankfurt Tram: the surface rail layer, RMV tickets, and the short-hop alternative to the U-Bahn/S-Bahn spine.
Frankfurt Tram
Frankfurt · Tram
Frankfurt U-Bahn
Frankfurt · Tram
Traveler notes on the Frankfurt U-Bahn: VGF/RMV tickets, airport by S-Bahn not U-Bahn, and the practical city spine around Hauptwache, Konstablerwache, and Südbahnhof.
Frankfurt U-Bahn
Frankfurt · Tram
Munich Tram
Munich · Tram
Traveler notes on Munich Tram: MVV/MVG tickets, surface movement around the center, and why the tram complements the U-Bahn rather than replacing it.
Munich Tram
Munich · Tram
Munich U-Bahn
Munich · Metro
Traveler notes on the Munich U-Bahn: MVV/MVG tickets, honor-system validation, U3/U6 for Olympiapark/Schwabing, and why the airport is S-Bahn instead.
Munich U-Bahn
Munich · Metro
Nuremberg U-Bahn
Nuremberg · Metro
Traveler notes on the Nuremberg U-Bahn: U2 to the airport, automated U3, VGN tickets, and the easy old-town station access.
Nuremberg U-Bahn
Nuremberg · Metro
Rennes Metro
Rennes · Metro
Traveler notes on Rennes Metro: two small automated lines, contactless payment, and why the metro makes the old-town base easy.
Rennes Metro
Rennes · Metro
Rhein-Neckar Tram
Heidelberg · Tram
Traveler notes on the Rhein-Neckar Tram: Heidelberg/Mannheim/Ludwigshafen regional tram logic, rnv tickets, and the Heidelberg lines that make the area work without a car.
Rhein-Neckar Tram
Heidelberg · Tram
Ulm Tram
Ulm · Tram
Traveler notes on Ulm Tram: two-line SWU network, DING tickets, Science Park/Eselsberg, and why the old center still stays walkable.
Ulm Tram
Ulm · Tram
Venice Vaporetto
Venice · Ferry
Traveler notes on the Venice Vaporetto: when ACTV passes beat single rides, why the boats feel crowded and loud, and how the water-bus network opens up Murano, Lido, and the quieter lagoon.

Venice Vaporetto
Venice · Ferry
Vienna U-Bahn
Vienna · Metro
The Vienna U-Bahn: five lines since 1978, U4 and U6 built on Otto Wagner's 1898 Stadtbahn, near-total step-free access, and the S7/CAT airport link to Wien Mitte.
Vienna U-Bahn
Vienna · Metro