The Trionto is a river in the

Calabria Calabria is a Regions of Italy, region in Southern Italy. It is a peninsula bordered by the region Basilicata to the north, the Ionian Sea to the east, the Strait of Messina to the southwest, which separates it from Sicily, and the Tyrrhenian S ...

region of southern

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 ...

. It was known in ancient times as the Traeis. It rises in the Sila Mountains and initially flows to the east but gradually changes direction to the north. It drains into the

Gulf of Taranto The Gulf of Taranto (; Tarantino: ; ) is a gulf of the Ionian Sea, in Southern Italy. The Gulf of Taranto is almost square, long and wide, making it the largest gulf in Italy, and it is delimited by the capes Santa Maria di Leuca (to the eas ...

at Pantano Martucci after a course of about 40 kilometers. Its main tributaries are the La Manna, Macrocioli, Ortiano and Laurenzana. It has a drainage basin of .Caratteristiche bacino e sottobacini. Trionto
/ref> Along its course it passes

Longobucco Longobucco is a town and ''comune'' in the province of Cosenza, in the Calabria region of southern Italy. Longobucco is one of the main municipalities of the Sila National Park and in terms of its territory is one of the largest in Calabria. It is ...

Cropalati Cropalati is a town and ''comune'' in the province of Cosenza in the Calabria region of southern Italy. References

Cities and towns in Calabria {{Calabria-geo-stub ...

and

Crosia Crosia ( Calabrian: ) is a town and ''comune'' in the province of Cosenza in the Calabria region of southern Italy Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It con ...

. The river is mainly seasonal. The

ancient Greek Ancient Greek (, ; ) includes the forms of the Greek language used in ancient Greece and the classical antiquity, ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Greek ...

city

Sybaris on the Traeis Sybaris on the Traeis was an ancient city situated on the Traeis river, now known as the Trionto. It shares its name with the original city of Sybaris () which was destroyed in 510 BC. Its former inhabitants built a new city, Thurii, not far ...

was located near the course of the river, but its location has not been found.

References

{{Reflist, refs= {{Barrington, 46 Rivers of the Province of Cosenza Rivers of Italy Drainage basins of the Ionian Sea