![SS 675 near A1 interchange at Orte](https://upload.wikimedia.org/wikipedia/commons/e/e8/SS_675_near_A1_interchange_at_Orte.jpg)
The Autostrada A1, nicknamed ''Autostrada del Sole'' ("Sun Motorway"), is the oldest
European Highway and the most important in Italy. The highway links the largest cities on the
Tyrrhenian side of
Italy
Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical ...
:
Milan
Milan ( , , Lombard: ; it, Milano ) is a city in northern Italy, capital of Lombardy, and the second-most populous city proper in Italy after Rome. The city proper has a population of about 1.4 million, while its metropolitan city h ...
,
Bologna
Bologna (, , ; egl, label=Emilian language, Emilian, Bulåggna ; lat, Bononia) is the capital and largest city of the Emilia-Romagna region in Northern Italy. It is the seventh most populous city in Italy with about 400,000 inhabitants and 1 ...
,
Florence
Florence ( ; it, Firenze ) is a city in Central Italy and the capital city of the Tuscany Regions of Italy, region. It is the most populated city in Tuscany, with 383,083 inhabitants in 2016, and over 1,520,000 in its metropolitan area.Bilan ...
,
Rome
, established_title = Founded
, established_date = 753 BC
, founder = King Romulus (legendary)
, image_map = Map of comune of Rome (metropolitan city of Capital Rome, region Lazio, Italy).svg
, map_caption ...
and
Naples
Naples (; it, Napoli ; nap, Napule ), from grc, Νεάπολις, Neápolis, lit=new city. is the regional capital of Campania and the third-largest city of Italy, after Rome and Milan, with a population of 909,048 within the city's adminis ...
. At 754 km, it is the longest Italian
autostrada
The Autostrade (; singular ) are roads forming the Italian national system of motorways. The total length of the system is about . In North and Central Italy, the Autostrade mainly consists of tollways managed by Autostrade per l'Italia, a ...
, running parallel to ''Autostrada Adriatica''
A14. It is a part of the
E35 and
E45 European routes.
The A1 reduced travel time between Milan and Naples from two days to just seven to eight hours.
The mountain crossing from
Bologna
Bologna (, , ; egl, label=Emilian language, Emilian, Bulåggna ; lat, Bononia) is the capital and largest city of the Emilia-Romagna region in Northern Italy. It is the seventh most populous city in Italy with about 400,000 inhabitants and 1 ...
to
Florence
Florence ( ; it, Firenze ) is a city in Central Italy and the capital city of the Tuscany Regions of Italy, region. It is the most populated city in Tuscany, with 383,083 inhabitants in 2016, and over 1,520,000 in its metropolitan area.Bilan ...
is known as
Variante di Valico
Variante di Valico (number A1 var) is a deviation of the Italian A1 motorway opened to traffic on 23 December 2015, between La Quercia and Aglio in central Italy. The entire project covers a length of 62.5 km, of which 37 km involved add ...
.
History
Throughout the 1950s and 1960s, successive administrations wanted this major infrastructure project to be completed as quickly as possible, as it would be a great boost for the national economy. Construction began in 1956, and the highway was opened to traffic by then-prime minister
Aldo Moro
Aldo Romeo Luigi Moro (; 23 September 1916 – 9 May 1978) was an Italian statesman and a prominent member of the Christian Democracy (DC). He served as prime minister of Italy from December 1963 to June 1968 and then from November 1974 to July 1 ...
on 4 October 1964.
The section between Rome and Naples was originally designated A2, but it was incorporated into A1 following the opening of the bypass from
Fiano Romano
Fiano Romano is a town and ''comune'' (municipality) in the Metropolitan City of Rome, Italy, approximately north of that city.
Fiano Romano borders the following municipalities: Capena, Civitella San Paolo, Montelibretti, Montopoli di Sabina, ...
to
San Cesareo
San Cesareo ( la, Ad Statuas or ''Statio ad Statuas'') is a town and ''comune'' in the Metropolitan City of Rome. In ancient times, it was on the Via Labicana or Via Latina, from Rome.
Sports
A.S.D. San Cesareo Calcio is an Italian associa ...
on 21 July 1988.
Route
External links
{{Autostrade
A01
Transport in Lombardy
Transport in Emilia-Romagna
Transport in Tuscany
Transport in Umbria
Transport in Lazio
Transport in Campania