The France–Italy border is 515 km (320 mi) long. It runs from the

Alps The Alps () are some of the highest and most extensive mountain ranges in Europe, stretching approximately across eight Alpine countries (from west to east): Monaco, France, Switzerland, Italy, Liechtenstein, Germany, Austria and Slovenia. ...

in the north, a region in which it passes over

Mont Blanc Mont Blanc (, ) is a mountain in the Alps, rising above sea level, located right at the Franco-Italian border. It is the highest mountain in Europe outside the Caucasus Mountains, the second-most prominent mountain in Europe (after Mount E ...

, down to the

Mediterranean The Mediterranean Sea ( ) is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean basin and almost completely enclosed by land: on the east by the Levant in West Asia, on the north by Anatolia in West Asia and Southern ...

coast in the south. Three national parks are located along the border:

Vanoise National Park Vanoise National Park () is a French national park between the Tarentaise and Maurienne valleys in the French Alps, containing the Vanoise massif. It was created in 1963 as the first national park in France. Vanoise National Park is in the '' ...

and Mercantour National Park on the French side and

Gran Paradiso National Park Gran Paradiso National Park (; ) is an Italian national park in the Graian Alps, between the Aosta Valley and Piedmont regions. The park is named after Gran Paradiso mountain, which is located in the park; it is contiguous with the French Vanois ...

on the Italian side.

Features

The France–Italy border is mainly mountainous. It is long, in southeast France and northwest Italy. It begins at the west

tripoint A triple border, tripoint, trijunction, triple point, or tri-border area is a geography, geographical point at which the boundaries of three countries or Administrative division, subnational entities meet. There are 175 international tripoints ...

of France–Italy–Switzerland () near the top of

Mont Dolent Mont Dolent () is a mountain in the Mont Blanc massif and lies on the border between Italy, Switzerland and France. As a mountain, Mont Dolent is regarded as the tripoint between Italy, Switzerland and France, although the tripoint itself lies ...

( m), in the French commune of

Chamonix Chamonix-Mont-Blanc (; ; (no longer in use)), more commonly known simply as Chamonix (), is a communes of France, commune in the departments of France, department in the regions of France, region in Southeastern France. It was the site of the f ...

(department of

Haute-Savoie Haute-Savoie () is a Departments of France, department in the Auvergne-Rhône-Alpes Regions of France, region of Southeastern France, bordering both Switzerland and Italy. Its Prefectures in France, prefecture is Annecy. To the north is Lake Gene ...

), the Italian city of

Courmayeur Courmayeur (; ; Valdôtain: ) is a town and ''comune'' in northern Italy, in the autonomous region of Aosta Valley. History The toponym ''Courmayeur'' has been mentioned as ''Curia majori'' (1233–1381), ''Corte Maggiore'' (1620), ''Cormoyeu'' (1 ...

(

Aosta Valley The Aosta Valley ( ; ; ; or ), officially the Autonomous Region of Aosta Valley, is a mountainous Regions of Italy#Autonomous regions with special statute, autonomous region in northwestern Italy. It is bordered by Auvergne-Rhône-Alpes, Fr ...

) and the Swiss commune of Orsières (canton of

Valais Valais ( , ; ), more formally, the Canton of Valais or Wallis, is one of the cantons of Switzerland, 26 cantons forming the Switzerland, Swiss Confederation. It is composed of thirteen districts and its capital and largest city is Sion, Switzer ...

). The boundary then follows a general direction towards south, to the

, it reaches the sea at

Menton Menton (; in classical norm or in Mistralian norm, , ; ; or depending on the orthography) is a Commune in France, commune in the Alpes-Maritimes department in the Provence-Alpes-Côte d'Azur region on the French Riviera, close to the Italia ...

in France and

Ventimiglia Ventimiglia (; , ; ; ) is a resort town in the province of Imperia, Liguria, northern Italy. It is located west of Genoa, and from the French-Italian border, on the Gulf of Genoa, having a small harbour at the mouth of the Roia river, w ...

in Italy. The border separates three

regions In geography, regions, otherwise referred to as areas, zones, lands or territories, are portions of the Earth's surface that are broadly divided by physical characteristics (physical geography), human impact characteristics (human geography), and ...

(

Piedmont Piedmont ( ; ; ) is one of the 20 regions of Italy, located in the northwest Italy, Northwest of the country. It borders the Liguria region to the south, the Lombardy and Emilia-Romagna regions to the east, and the Aosta Valley region to the ...

and

Liguria Liguria (; ; , ) is a Regions of Italy, region of north-western Italy; its Capital city, capital is Genoa. Its territory is crossed by the Alps and the Apennine Mountains, Apennines Mountain chain, mountain range and is roughly coextensive with ...

) and four

provinces A province is an administrative division within a country or state. The term derives from the ancient Roman , which was the major territorial and administrative unit of the Roman Empire's territorial possessions outside Italy. The term ''provi ...

of Italy (

Aosta Aosta ( , , ; ; , or ; or ) is the principal city of the Aosta Valley, a bilingual Regions of Italy, region in the Italy, Italian Alps, north-northwest of Turin. It is situated near the Italian entrance of the Mont Blanc Tunnel and the G ...

Turin Turin ( , ; ; , then ) is a city and an important business and cultural centre in northern Italy. It is the capital city of Piedmont and of the Metropolitan City of Turin, and was the first Italian capital from 1861 to 1865. The city is main ...

Cuneo Cuneo (; ; ; ) is a city and in Piedmont, Italy, the capital of the province of Cuneo, the fourth largest of Italy’s provinces by area. It is located at 550 metres (1,804 ft) in the south-west of Piedmont, at the confluence of the ri ...

and

Imperia Imperia (; or ) is a coastal city and ''comune'' in the Regions of Italy, region of Liguria, Italy. It is the capital of the Province of Imperia, and historically it was capital of the ''Intemelia'' district of Liguria. Benito Mussolini create ...

) from two

(

Auvergne-Rhône-Alpes Auvergne-Rhône-Alpes (; AURA) or ; or ; . is a Regions of France, region in southeast-central France created by the 2014 territorial reform of French regions; it resulted from the merger of Auvergne and Rhône-Alpes. The new region came into e ...

and

Provence-Alpes-Côte d'Azur Provence-Alpes-Côte d'Azur (commonly shortened to PACA), also known as Région Sud, is one of the eighteen Regions of France, administrative regions of France, located at the far southeastern point of the Metropolitan France, mainland. The main P ...

) and five

departments Department may refer to: * Departmentalization, division of a larger organization into parts with specific responsibility Government and military * Department (administrative division), a geographical and administrative division within a country, ...

of France (

Savoie Savoie (; Arpitan: ''Savouè'' or ''Savouè-d'Avâl''; English: ''Savoy'' ) is a department in the Auvergne-Rhône-Alpes region, Southeastern France. Located in the French Alps, its prefecture is Chambéry. In 2019, Savoie had a population o ...

Hautes-Alpes Hautes-Alpes (; ; ) is a Departments of France, department in the Provence-Alpes-Côte d'Azur Regions of France, region of Southeastern France. It is located in the heart of the French Alps, after which it is named. Hautes-Alpes had a population ...

Alpes-de-Haute-Provence Alpes-de-Haute-Provence (sometimes abbreviated as AHP; ; ; ), formerly until 1970 known as Basses-Alpes (, ), is a department in the Provence-Alpes-Côte d'Azur region of France, bordering Alpes-Maritimes and Italy to the east, Var to the sou ...

and

Alpes-Maritimes Alpes-Maritimes (; ; ; ) is a Departments of France, department of France located in the country's southeast corner, on the France–Italy border, Italian border and Mediterranean Sea, Mediterranean coast. Part of the Provence-Alpes-Côte d'A ...

). La Maledie.JPG, Cime de la Malédie French-Italian border in the Maritime Alps.jpg, A marker on the French side of the border in

Plateau de Saint Nicolas.jpg, Following the Treaty of Paris, the end of the Saint-Nicolas plateau now delimits the border below the Mont Cenis Pass. France-Italy Border Checkpoint, Menton.jpg, The Pont Saint-Ludovic / Ponte San Ludovico border crossing point between

, France and

, Italy

Border crossings

Road

The points of paved road crossings between the two countries are quoted in this exhaustive list, from North to South: * Mont Blanc Tunnel *

Little St Bernard Pass The Little St Bernard Pass (French: ''Col du Petit Saint-Bernard'', Italian: ''Colle del Piccolo San Bernardo'') is a mountain pass in the Alps on the France–Italy border. Its saddle is at 2188 metres above sea level. It is located between Sa ...

* The Saint Nicolas plateau below the

Mont Cenis Mont Cenis (; , ) is a massif in Savoie (France) (with an elevation of at Pointe de Ronce and a pass at an elevation of ), which forms the limit between the Cottian and Graian Alps. Etymology The term "Mont Cenis" could be derived from '' ...

pass * Fréjus Road Tunnel * '' Pian del Colle'' (near Col de l'Échelle) * Col de Montgenèvre (near Claviere) * Col Agnel *

Maddalena Pass The Maddalena Pass (Italian: ''Colle della Maddalena'' French: ''Col de Larche'', historically ''Col de l'Argentière'') (elevation 1996 m.) is a high mountain pass between the Cottian Alps and the Maritime Alps, located on the border between It ...

Col de la Lombarde A col is the lowest point on a mountain ridge between two peaks; a mountain pass or saddle. COL, CoL or col may also refer to: Computers * Caldera OpenLinux, a defunct Linux distribution * , an HTML element specifying a column * A collision sig ...

* Tende Tunnel * Fanghetto, one of two villages in the municipality of Olivetta San Michele * Olivetta San Michele *

(

France France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South America, Saint Pierre and Miquelon in the Atlantic Ocean#North Atlan ...

) and

(

Italy Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...

) In 1999, there was a large fire in the Mont Blanc Tunnel after a truck crashed into other vehicles. Emergency personnel from both sides of the border tried their best to intervene but 39 people died. The tunnel was closed for nearly three years following the fire.

Rail

The following railway lines and services cross the border (from north to south): * Turin–Modane railway,

Fréjus Rail Tunnel The Fréjus Rail Tunnel (also called Mont Cenis Tunnel) is a rail tunnel of length in the European Alps, carrying the Turin–Modane railway through Mont Cenis to an end-on connection with the Culoz–Modane railway and linking Bardonecc ...

between and (operated by ) * Tenda line, crosses border twice, between and and between and (operated by Treno regionale of

Trenitalia Trenitalia Società per azioni, SpA is the primary train operator of Italy. A subsidiary of Ferrovie dello Stato Italiane, itself owned by the Italian government. It was established in 2000 following a European Union directive on the deregulati ...

) * Marseille–Ventimiglia railway, between and (operated by )

History

Römische Provinzen im Alpenraum 395 n Chr.png, Partition of the Western

between the provinces of

Gaul Gaul () was a region of Western Europe first clearly described by the Roman people, Romans, encompassing present-day France, Belgium, Luxembourg, and parts of Switzerland, the Netherlands, Germany, and Northern Italy. It covered an area of . Ac ...

and

Roman Empire The Roman Empire ruled the Mediterranean and much of Europe, Western Asia and North Africa. The Roman people, Romans conquered most of this during the Roman Republic, Republic, and it was ruled by emperors following Octavian's assumption of ...

. Regio IX Liguria.jpg, The Var river border between

and

. Lands of Victor Amadeus II, Duke of Savoy.PNG, Border between

and the

Italian states Italy, up until its unification in 1861, was a conglomeration of city-states, republics, and other independent entities. The following is a list of the various Italian states during that period. Following the fall of the Western Roman Empire and ...

in 1700. 1799 Cary Map of Piedmont, Italy ( Milan, Genoa ) - Geographicus - Piedmont-cary-1799.jpg, English map representing the North West Regions of

(

Kingdom of Sardinia The Kingdom of Sardinia, also referred to as the Kingdom of Sardinia and Corsica among other names, was a State (polity), country in Southern Europe from the late 13th until the mid-19th century, and from 1297 to 1768 for the Corsican part of ...

Duchy of Milan The Duchy of Milan (; ) was a state in Northern Italy, created in 1395 by Gian Galeazzo Visconti, then the lord of Milan, and a member of the important Visconti of Milan, Visconti family, which had been ruling the city since 1277. At that time, ...

Republic of Genoa The Republic of Genoa ( ; ; ) was a medieval and early modern Maritime republics, maritime republic from the years 1099 to 1797 in Liguria on the northwestern Italy, Italian coast. During the Late Middle Ages, it was a major commercial power in ...

) and the border with

in the 18th century. File:South-east frontier of France after the Treaty of Paris, 1814.jpg, Border in 1814 after the Treaty of Paris Italia 1843-fr.png, Changes of borders with

Nice Nice ( ; ) is a city in and the prefecture of the Alpes-Maritimes department in France. The Nice agglomeration extends far beyond the administrative city limits, with a population of nearly one million Savoy Savoy (; )  is a cultural-historical region in the Western Alps. Situated on the cultural boundary between Occitania and Piedmont, the area extends from Lake Geneva in the north to the Dauphiné in the south and west and to the Aosta Vall ...

annexed by

in 1860. File:Evolution of Franco-Italian border.jpg, Border changes 1859–1947 The border between the two countries dates back to that separating the

and France during the 19th century. In 1860, the Treaty of Turin links the

Savoy Savoy (; )  is a cultural-historical region in the Western Alps. Situated on the cultural boundary between Occitania and Piedmont, the area extends from Lake Geneva in the north to the Dauphiné in the south and west and to the Aosta Vall ...

and

County of Nice The County of Nice (; ; Niçard ) was a historical region of France and Italy located around the southeastern city of Nice and roughly equivalent to the modern arrondissement of Nice. It was part of the Savoyard state within the Holy Roman Emp ...

to France; the border between the French Empire and the Kingdom of Sardinia was surveyed the following year. At the conclusion of the

Battle of France The Battle of France (; 10 May – 25 June 1940), also known as the Western Campaign (), the French Campaign (, ) and the Fall of France, during the Second World War was the Nazi Germany, German invasion of the Low Countries (Belgium, Luxembour ...

World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

, Italy claimed and administered French territory under the terms of the armistice of 24 June 1940 (the Franco-Italian armistice signed at the Incisa villa near Rome) which were extended from 11 November 1942. The

Germans Germans (, ) are the natives or inhabitants of Germany, or sometimes more broadly any people who are of German descent or native speakers of the German language. The Basic Law for the Federal Republic of Germany, constitution of Germany, imple ...

occupied the Italian zone from 1943, and the territory was finally liberated by France in 1944. The border was then changed by the Treaty of Paris in 1947, when France acquired

Tende Tende (; Italian language, Italian, Occitan language, Occitan and Royasc: ''Tenda'') is a Communes of France, commune in the Alpes-Maritimes Departments of France, department in southeastern France. Geography Tende is located within Mercanto ...

La Brigue La Brigue (; ; ; ) is a commune in the Alpes-Maritimes department in southeastern France. La Brigue became part of France after World War II, when Italy was forced to hand it over in September 1947 under the terms of the Peace of Paris. Be ...

Mont Chaberton Mont Chaberton () is a peak in the French Alps in the group known as the Massif des Cerces in the département of Hautes-Alpes. Geography The mountain is located close to the main chain of the Alps where it marks the Dora- Durance water div ...

and the Lake of

. In the 21st century, an ongoing issue to be resolved concerns the demarcation of the border at the top of

.
Directorate General for Europe, Ministry of Foreign Italian case describing its action programme for 2001, p. 5.

References

{{DEFAULTSORT:France-Italy border France–Italy border, International borders European Union internal borders