A bus tour is defintely an easy way to see some of Switzerland's most picturesque mountains and best outdoor destinations. Meier Tours Gray Line Zurich offers guided day trips to many mountains and other attractions in their comfortable coaches. They provide for example daily tours to Lucerne, Mount Titlis, Jungfraujoch, Interlaken and Grindelwald as well as a so-called Great Country Tour where you can see the eastern part of Switzerland, which is also known as the home of the world-renowned literary character, Heidi. Just check their website for available tours, consult your hotel reception or call (+41) 44 383 78 78 to make a booking. All tours begin at the Sihlquai Bus Terminal next to the main train station.