The Alps
Yes and No. France and Italy have a common boarder but Switzerland has a boarder with France, Italy, Germany and Austria.
The Alps mountain range forms a natural boundary between France and Italy.
the Pyrenees between France and Spain, or the Alps between France and Italy.
about 895 miles between Paris France and Roma Italy
The Alps (between France and Italy and southern Switzerland) The Pyrenees (between France and Spain) the Jura (in Eastern France, North-West of Switzerland)
Between France and Italy.
Switzerland
China.
it depends you could go from France to Switzerland to Italy or from fance to Italy or from France to Germany through Switzerland (or) Austria to Italy, or from France to beligium to Germany to Switzerland (or) austria and then to Italy so the answer varies between 0, 1, 2, or 3 it depends which way you go.
Between Italy and France
Italy and France
the Alps between France and Italy, the Pyrénées between France and Spain.