The Via Flavia was an ancient Roman road

Roman road

The Roman roads were a vital part of the development of the Roman state, from about 500 BC through the expansion during the Roman Republic and the Roman Empire. Roman roads enabled the Romans to move armies and trade goods and to communicate. The Roman road system spanned more than 400,000 km...

 which connected Trieste

Trieste

Trieste is a city and seaport in northeastern Italy. It is situated towards the end of a narrow strip of land lying between the Adriatic Sea and Italy's border with Slovenia, which lies almost immediately south and east of the city...

 (ancient Tergeste) to Dalmatia

Dalmatia

Dalmatia is a historical region on the eastern coast of the Adriatic Sea. It stretches from the island of Rab in the northwest to the Bay of Kotor in the southeast. The hinterland, the Dalmatian Zagora, ranges from fifty kilometers in width in the north to just a few kilometers in the south....

, running across the Istrian coast. It was built during the reign of emperor Vespasian

Vespasian

Vespasian , was Roman Emperor from 69 AD to 79 AD. Vespasian was the founder of the Flavian dynasty, which ruled the Empire for a quarter century. Vespasian was descended from a family of equestrians, who rose into the senatorial rank under the Emperors of the Julio-Claudian dynasty...

, in 78/79 AD.

After Trieste, it crossed the Rižana

Rižana

Rižana is a settlement in the Koper Municipality in the Littoral region of Slovenia.-External links:*...

, the Dragonja/Dragogna (Timavo)

Dragonja

Dragonja is a river in Slovenia, in the northern part of the Istrian peninsula. It is the third longest river in Istria, after Raša and Mirna.The river is in length and flows into the Gulf of Piran....

 and, at Ponte Porton, the biggest Istrian river, the Mirna/Quieto (Ningus)

Mirna

Mirna may refer to:geographical entities* Mirna , a river in Istria, Croatia* Mirna , a river in Slovenia, tributary of the river Sava* Mirna , a settlement in the municipality of Mirna in Southeastern Sloveniapeople...

. Then it reached the Limski Kanal/Canale Leme (Limes)

Lim (Croatia)

The Lim bay and valley is a peculiar geographic feature found near Rovinj and Vrsar on the western coast of Istria, south of Poreč, Croatia. The name comes from the Latin limes for "limit", referring to the landform's position at the border of two Roman provinces: Dalmatia and Italia.-Geography:The...

, Dvigrad Due Castelli

Dvigrad

Dvigrad is an abandoned medieval town in central Istria, Croatia. It is located in the Draga valley. The history of the settlement is prehistoric; it remained inhabited until the 18th century.- History :...

, Bale (Valle)

Bale

- Places :* Bale , a small town in Croatia* Bale, California, in Napa County* Bale, Norfolk in England* Bale, Poland* Balé Province, Burkina Faso* Basel, the Swiss city, for which the French name is Bâle-Ethiopia:* Bale Mountains...

, Vodnjan (Dignano)

Vodnjan

-Geography:Vodnjan is situated 10 km north of Pula, on elevation of 135 m. It is located at the intersection of the main road Buje - Pula and the regional road Vodnjan - Fažana, as well as on the railroad Divača - Pula.-Demographics:...

 and Pula/Pola (Pola)

Pula

Pula is the largest city in Istria County, Croatia, situated at the southern tip of the Istria peninsula, with a population of 62,080 .Like the rest of the region, it is known for its mild climate, smooth sea, and unspoiled nature. The city has a long tradition of winemaking, fishing,...

, after which it turned towards Visače (Nesactium), reaching the Raša/Arsa (Arsia) River

Raša

Raša is a town and municipality in the inner part of the Raška Inlet in the south-eastern part of Istria, Croatia. Raša lies southwest of Labin at an elevation of ....

, crossing it, and continuing as a local road through Labin (Albona)

Labin

Labin is a town in Istria, Croatia, with a town population of 6,884 and 11,703 in the greater municipality ....

 and Plomin (Fianona)

Plomin

Plomin is a village in the Croatian part of Istria, situated approximately 11 km north of Labin, on an 80 meters high hill. It is a popular destination for tourists traveling through Istria by road....

 as far as Kastav/Castua (Castra)

Kastav

Kastav is a historical town located about 10 km northwest of Rijeka and about 5 km northeast of Opatija in Primorje-Gorski Kotar County in Croatia.-Demographics:The total population of Kastav is 10,472 ....

, where it joined at an angle with the Via Gemina

Via Gemina

Via Gemina was the Roman road linking Aquileia and Emona . It took its name, the "twin road", from the circumstance that it departed from Aquileia along with the Via Postumia...

.