We are traveling from Zurich to Lucerne to Zermatt to Interlaken to Geneva and back to Zurich. We are spending approximately 2-3 days @ each destination. What is the best rail pass to purchase?
Welcome to MySwissAlps Blondee313,
Most probably the 15 day Swiss Travel Pass will be best. But the answer depends on the day trips you intend to make (train, boat, cable car, museums). Please see these pages for further details:
All you need to know about traveling by train, bus or car in Switzerland.
Hand picked Swiss hotels and other accommodations are right here.