The area of origin of the grapes suitable for producing wines with controlled and guaranteed denomination of origin "Barolo", whose first delimitation dates back to 31 August 1933, includes the territories of the municipalities of Barolo, Castiglione Falletto and Serralunga d'Alba and part of the territories of the municipalities of La Morra, Monforte d'Alba, Roddi, Verduno, Cherasco, Diano d'Alba, Novello and Grinzane Cavour in the province of Cuneo.
The area of origin of the grapes capable of producing wines with controlled and guaranteed denomination of origin "Barbaresco" includes the entire territory of the municipalities of Barbaresco, Neive, Treiso (formerly part of Barbaresco) and the part of the fraction "San Rocco" already part of the municipality of Barbaresco and aggregated to the municipality of Alba, falling in the province of Cuneo.
The castle of Serralunga d'Alba, in the province of Cuneo, is considered by many to be one of the best preserved examples of a fourteenth century noble castle in Piedmont. Located at the top of the hill of Serralunga, dominating the characteristic village and its famous vineyards, in one of the most interesting and most developed tourist areas of the region, the castle is an indelible symbol of this landscape.
It seems that it owes its name to the gens Naevia, a noble Roman family of which it was a possession: around 100 BC. it was already a significant Roman settlement, crossed by the Via Aemilia Scauri, so called by the name of its builder, the consul Emilio di Scauro.
In the Middle Ages a fortified castle was erected and a monastery of Benedictine monks from the Abbey of Fruttuaria in the territory of San Benigno Canavese was built nearby