Yes, the Swiss Travel Pass provides completely free and unlimited travel on trams in almost every major city in Switzerland, including Zurich, Geneva, Basel, and Bern. One of the greatest advantages of the Swiss pass in 2026 is its "all-in-one" nature; it covers not only the inter-city trains but also the entire local "S-Bahn" networks and city-center transit systems (trams and buses). You do not need to purchase a separate ticket or validate your pass before boarding a tram; you simply hop on and, if a ticket inspector asks, show your digital or physical Swiss Travel Pass alongside your ID. This makes navigating Swiss cities incredibly stress-free, as you can jump between trams to reach museums or lakeside promenades without worrying about local fare zones. Additionally, the pass includes the "Lake Steamers" and many "PostBuses" in the mountains, making it the ultimate tool for a friction-free vacation in a country known for its world-class (and otherwise expensive) public transportation infrastructure.