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The Swiss Pass.com - Swiss Rail Passes are now called Swiss Travel Passes
ABOUT SWITZERLAND  
    SWISS RAIL TRAVEL
      Swiss Flexi Pass With   the   Swiss   Flexi   Pass    you   get   unrestricted   travel   on   the entire   rail,   bus   and   boat   network   of   the   Swiss   Travel   System, (including   city   buses   and   trams).         You   receive   all   the   travel bonuses   listed on the ordering page. The   Swiss   Flexi   Pass    gives   you   a   chosen   number   of   travel days   within   a   specified   time   period   (Example:   4   days   of   travel in a one month period.) BE CAREFUL: Any bonuses you use on non travel days will cost you a travel day.