Land There are links with neighbouring France via the Fréjus and Colle di Tenda tunnels as well as the Montgenèvre Pass. Piedmont also connects with Switzerland by the Simplon and Great St Bernard passes. It is possible to reach Switzerland via a normal road that crosses eastern Piedmont, starting from Arona and ending in Locarno, on the Swiss border. The region has the longest motorway network amongst the Italian regions, covering approximately . It radiates from Turin, connecting it with the other provinces in the region, as well as with the other regions in Italy. In 2001, the number of passenger cars per 1,000 inhabitants was 623 (above the national average of 575). There is a Turin–Milan high-speed railway; the travel time is only 52 minutes.
land there are links with neighbouring france via the fréjus and colle di tenda tunnels as well as the montgenèvre pass piedmont also connects with switzerland by the simplon and great st bernard passes it is possible to reach switzerland via a normal road that crosses eastern piedmont starting from arona and ending in locarno on the swiss border the region has the longest motorway network amongst the italian regions covering approximately  it radiates from turin connecting it with the other provinces in the region as well as with the other regions in italy in 2001 the number of passenger cars per 1000 inhabitants was 623 (above the national average of 575) there is a turin–milan high-speed railway; the travel time is only 52 minutes