The Sillaro (Latin ''Silarus,'' Emilian ''Sàrrel,'' Romagnol ''Sélar'') is a long

Italian Italian(s) may refer to: * Anything of, from, or related to the people of Italy over the centuries ** Italians, an ethnic group or simply a citizen of the Italian Republic or Italian Kingdom ** Italian language, a Romance language *** Regional Ita ...

stream A stream is a continuous body of water, body of surface water Current (stream), flowing within the stream bed, bed and bank (geography), banks of a channel (geography), channel. Depending on its location or certain characteristics, a stream ...

, whose headwaters are by the village of Piancaldoli (

Firenzuola Firenzuola is a ''comune'' (municipality) in the Metropolitan City of Florence in the Italian region Tuscany, located about northeast of Florence. Firenzuola borders the following municipalities: Barberino di Mugello, Borgo San Lorenzo, Castel ...

province of Florence The province of Florence ( it, provincia di Firenze) was a province in the northeast of Tuscany region of Italy. The city or ''comune'' of Florence was both the capital of the Province of Florence, and of the Region of Tuscany. It had an area of ...

), in

Tuscany Tuscany ( ; it, Toscana ) is a Regions of Italy, region in central Italy with an area of about and a population of about 3.8 million inhabitants. The regional capital is Florence (''Firenze''). Tuscany is known for its landscapes, history, art ...

. It runs northeast through the city of

Castel San Pietro Terme Castel San Pietro Terme ( Eastern Bolognese: ) is a city and ''comune'' in the Metropolitan City of Bologna, Emilia-Romagna, Italy, with about 21,000 inhabitants. It is located along the Roman Via Emilia, at the foot of the Tuscan-Emilian Apennin ...

Province of Bologna The province of Bologna ( it, provincia di Bologna) was a province in the Emilia-Romagna region of Italy. Its provincial capital was the city of Bologna. The province of Bologna covered an area of and had a total population of 1,004,323 inhabitan ...

Emilia Romagna egl, Emigliàn (man) egl, Emiglièna (woman) rgn, Rumagnòl (man) rgn, Rumagnòla (woman) it, Emiliano (man) it, Emiliana (woman) or it, Romagnolo (man) it, Romagnola (woman) , population_note = , population_blank1_title ...

. The river runs through a short extension of the

province of Ravenna The province of Ravenna ( it, provincia di Ravenna; ) is a province in the Emilia-Romagna region of Italy. Its capital is the city of Ravenna. As of 2015, it has a population of 391,997 inhabitants over an area of , giving it a population density ...

extending into the province of Bologna before re-entering the province of Bologna. It then forms the border between the

province of Ferrara The province of Ferrara ( it, provincia di Ferrara; egl, pruvîncia ad Fràra) is a province in the region of Emilia-Romagna, Italy. Its provincial capital is the city Ferrara. As of 2016, it has a population of 354,238 inhabitants over an area ...

and the province of Ravenna for a short distance before entering the

. The river ends as a tributary of the

Reno River The Reno () is a river of Emilia-Romagna, northern Italy. It is the tenth longest river in Italy (the sixth longest of those that flow directly into the sea) and the most important of the region apart from the Po. It has a drainage basin of about ...

by the village of San Biagio di Argenta and near where the

Idice The Idice is a river in the Tuscany and Emilia-Romagna regions of Italy. The source of the river is in the province of Florence near Monghidoro in the Appennino Tosco-Emiliano mountains. The river flows north into the province of Bologna near M ...

enters the Reno. Historically its course formed the boundary between

Emilia Emilia may refer to: People * Emilia (given name), list of people with this name Places * Emilia (region), a historical region of Italy. Reggio, Emilia * Emilia-Romagna, an administrative region in Italy, including the historical regions of Emi ...

and

Romagna Romagna ( rgn, Rumâgna) is an Italian historical region that approximately corresponds to the south-eastern portion of present-day Emilia-Romagna, North Italy. Traditionally, it is limited by the Apennines to the south-west, the Adriatic to t ...

References

External links

Rivers of the Province of Florence Rivers of the Province of Bologna Rivers of the Province of Ravenna Rivers of the Province of Ferrara Rivers of the Apennines Rivers of Italy {{Italy-river-stub