Serralunga d'Alba is a small town in the Langhe region of Piedmont, Italy. It is located in the province of Cuneo, and is situated on a hilltop overlooking the surrounding vineyards and hills. The town is known for its impressive castle, the Castello di Serralunga d'Alba, which was built in the 14th century and is now a UNESCO World Heritage Site.

The castle is a prime example of medieval military architecture, with its impressive walls, towers and battlements. Visitors can take guided tours of the castle, exploring its many rooms and halls, as well as its underground passages and prison cells.

In addition to the castle, Serralunga d'Alba is also known for its wine production, particularly the Barolo wine made from Nebbiolo grapes. The town and surrounding area are dotted with vineyards, wineries and wine shops, making it a popular destination for wine enthusiasts.

Other notable sights in Serralunga d'Alba include the 18th-century church of San Sebastiano, the medieval Palazzo Comunale (Town Hall), and the picturesque Piazza Mazzini, where locals gather for coffee and socializing. The town is also a popular starting point for hiking and cycling trips, with numerous trails winding through the hills and vineyards of the Langhe region.