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Origin and history

The Via Domitia, built from 118 BC under the impetus of proconsul Cneus Domitius Ahenobarbus, is the first Roman road built in Gaul. It linked Italy to Spain by crossing the Narbonnaise Gaul, facilitating military travel, trade and cohesion of the Roman road network. Its route, 780 km long, followed a strategic route through the Alps, the Durance valley, the Rhône at Beaucaire, then Nîmes, Béziers and Narbonne before reaching the Pyrenees.

The track was punctuated by miles, postal relays (cursus publicus) and monumental gates in the cities crossed, such as the Auguste to Nîmes gate or the Glanum arch. It played a key role in the local economy by stimulating exchanges between cities and linking major urban centres in the region. Archaeological remains, such as paved sections or bridges (bridge Julien, bridge Ambroix), testify to its lasting importance, some segments being still visible today.

At Beaucaire, Via Domitia crossed the Rhône, probably by ferry between Tarascon and Beaucaire, before continuing towards Nîmes. This section, particularly well preserved, is one of the richest sections in miles, some bearing the names of emperors like Tiberius. The path was also a symbol of Romanization, integrating conquered territories with the Empire and promoting the spread of Roman culture.

After the fall of the Empire, certain sections remained in use in the Middle Ages, forming for example the Strata francesa between Narbonne and Roussillon. The Via Domitia is now protected in several points, such as Beaucaire, Redessan or Castelnau-le-Lez, where sections are classified as historical monuments. His legacy also persists in modern toponymy, with schools or universities bearing his name.

The construction of the track responded to military and logistical challenges, allowing the rapid deployment of the legions and the control of the newly conquered territories. It illustrates Roman engineering, with paving and earthmoving techniques adapted to reliefs, and works of art such as the Lurs bridge or the Ambrussum bridge. Its layout, documented by ancient sources (table of Puisinger, Antonin itinerary), remains a major testimony of the Roman space organization in Gaul.

La Via Domitia is also included in Latin literature, as in the Pro Fonteio de Cicero, where it is cited in a trial for misappropriation of funds for its maintenance. This text reveals its administrative importance and the challenges of its maintenance. Today, it constitutes a major archaeological and historical heritage, studied to understand the economic, cultural and political dynamics of Roman Gaul.

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