This is the suggested Swiss Itinerary for 7 days. You can also tour Rhine falls. Do check out my page on traveling distances and traveling times by Swiss rail between these major places and it won’t be difficult to make changes in the ininerary to your liking.
site covers all areas for travelling in Switzerland. It covers travels
to many switzerland cities: Basel, Berne, Geneva, Zerlmat, Interlaken.
There is a comprehensive travel information
section: Swiss Rail Train Tickets, Switzerland Rail Train Map, Swiss
Train Rail Timetable, Information, RailCards and Passes, Air Travel