Castelnuovo Scrivia

The Grue is a torrent in north-west Italy, a right tributary of the Scrivia, whose 32-kilometre (20 mi) course lies entirely within the Province of Alessandria, Piedmont. The river’s source is at Bocchetta del Barillaro, at an elevation of 636 metres (2,087 ft) close to the watershed with the Val Borbera. The river follows a tortuous course through the Ligurian Apennines, and between the hills of Tortona, before entering the Po plain at Viguzzolo. From here its path is straighter and it debouches into the Scrivia near Castelnuovo Scrivia at 85 metres (279 ft) above sea level. The communes through whose territory the Grue passes are Dernice, Garbagna, Avolasca, Casasco, Montemarzino, Montegioco, Cerreto Grue, Sarezzano, Viguzzolo, Berzano di Tortona, Tortona, and Castelnuovo Scrivia.

Alzano Scrivia (Piedmontese: Alsan) is a municipality (Italian: comune) in the Province of Alessandria in the Italian region Piedmont, located about 90 kilometres (56 mi) east of Turin and about 25 kilometres (16 mi) northeast of Alessandria. As of 31 December 2004, it had a population of 409 and an area of 2.1 square kilometres (0.81 sq mi).Alzano Scrivia borders the following municipalities: Castelnuovo Scrivia, Guazzora, Isola Sant'Antonio, and Molino dei Torti. The 18th-century Church of the Nativity of Mary host paintings of Giovani Marcello Zampollini (1888-1948), Pietro Mietta, Alessandro silla and Domenico Fossati.

Molino dei Torti is a comune (municipality) in the Province of Alessandria in the Italian region Piedmont, located about 90 kilometres (56 mi) east of Turin and about 25 kilometres (16 mi) northeast of Alessandria. As of 31 December 2004, it had a population of 685 and an area of 2.7 square kilometres (1.0 sq mi). Molino dei Torti borders the following municipalities: Alzano Scrivia, Casei Gerola, Castelnuovo Scrivia, Guazzora, and Isola Sant'Antonio.

Pontecurone (Piedmontese: Poncròu) is a comune (municipality) in the Province of Alessandria in the Italian region Piedmont, located on the left bank of the Curone, about 100 kilometres (62 mi) east of Turin and about 25 kilometres (16 mi) east of Alessandria. Pontecurone borders the following municipalities: Casalnoceto, Casei Gerola, Castelnuovo Scrivia, Rivanazzano Terme, Tortona, Viguzzolo, and Voghera. In 1635 it was the site of a battle in which Odoardo Farnese, duke of Parma and Piacenza and allied to the French, defeated the Spanish troops under Caspar Azevedo.

Sale is a comune (municipality) in the Province of Alessandria in the Italian region Piedmont, located about 90 kilometres (56 mi) east of Turin and about 15 kilometres (9 mi) northeast of Alessandria. Sale borders the following municipalities: Alessandria, Alluvioni Piovera, Castelnuovo Scrivia, Guazzora, Isola Sant'Antonio, Tortona.

The Diocese of Tortona (Latin: Dioecesis Derthonensis) is a Latin Church ecclesiastical territory or diocese of the Catholic Church in Northern Italy, spanning parts of three regions of Piedmont (Province of Alessandria), Lombardy (Province of Pavia) and Liguria (Province of Genoa). It is a suffragan diocese in the ecclesiastical province of the metropolitan Archdiocese of Genoa and forms part of the ecclesiastical region of Liguria. The diocese claims to be one of the oldest in Lombardy and the Piedmont.

Tortona Cathedral (Italian: Duomo di Tortona; Cattedrale di Santa Maria Assunta e San Lorenzo) is a Catholic cathedral in Tortona, Piedmont, in northwest Italy, dedicated to the Assumption of the Virgin Mary and Saint Lawrence. It is the episcopal seat of the Diocese of Tortona.

The siege of Tortona in 1155 was the first major military engagement resulting from Holy Roman Emperor Frederick Barbarossa's ambition to enforce Imperial hegemony in Italy.

Tortona (Italian: [torˈtoːna]; Piedmontese: Torton-a [tʊrˈtʊŋa], locally [tʊrˈtɔŋa]; Latin: Dhertona) is a comune of Piemonte, in the Province of Alessandria, Italy. Tortona is sited on the right bank of the Scrivia between the plain of Marengo and the foothills of the Ligurian Apennines. Its frazione of Vho is one of I Borghi più belli d'Italia ("The most beautiful villages of Italy").

Casei Gerola is a comune (municipality) in the Province of Pavia, Lombardy, Italy. It is located about 60 kilometres (37 mi) southwest of Milan and about 25 kilometres (16 mi) southwest of Pavia. Casei Gerola borders the following municipalities: Castelnuovo Scrivia, Cornale e Bastida, Isola Sant'Antonio, Mezzana Bigli, Molino dei Torti, Pontecurone, Silvano Pietra, Voghera. It was part of the Counties of Guastalla and, later, county of Montechiarugolo, both ruled by the Torelli family, until 1612. It remained to the Torelli until 1797.

Alluvioni Cambiò is a frazione of Alluvioni Piovera in the Province of Alessandria in the Italian region Piedmont, located about 90 kilometres (90 km) east of Turin and about 15 kilometres (9 mi) northeast of Alessandria. The name (alluvione meaning "flood" in Italian) refers to the numerous floods which struck the area, which is nearby the confluence of the Tanaro and Po Rivers and of the Scrivia river.

Alluvioni Piovera is a comune (municipality) in the Province of Alessandria in the Italian region Piedmont. It was established on 1 January 2018 by the merger of the municipalities of Alluvioni Cambiò and Piovera.