Swiss postal buses operate on a route network totalling 8,500 kilometres in length. (swiss-image.ch)

Traffic has become a major problem in Switzerland. There are nearly 5.2 million vehicles on the road for a population of 7.37 million people. (swissinfo/Christoph Balsiger)

Trams are to be found in many Swiss cities, such as here in Zurich. (swiss-image.ch)

The Rhaetian Railway is the main transportation artery in canton Graubünden. This viaduct near the village of Filisur on the Albula Route is 61 metres high and 130 metres long. (swiss-image.ch)

The Swiss government has been encouraging transporters to put their trucks on trains to cross the Alps to lessen the vehicles' impact on the environment. (Swiss Federal Railways)

Funiculars, such as this one taking travellers to the Niesen in the Bernese Oberland, are a common sight in the Alps. (swiss-image.ch)

Switzerland is renowned for its ski resorts. And skiing means skilifts are not far away - Alp Dado, canton Graubünden. (picswiss)

The Niederhorn cablecar in the Bernese Oberland. (picswiss)

Swiss, the national carrier, connects travellers all over Europe and around the world. (Swiss)

Cycling is a popular pastime for the Swiss. But for many people, it is also a serious means of transport.(swiss-image.ch)

Steamers are a common site on Swiss lakes, carrying tourists and workers.(swiss-image.ch)