B&B Nonna Sini features air-conditioned accommodations in Castelsardo. The property is around a 6-minute walk from Castelsardo Beach, 19 miles from Sassari Railway Station, and 19 miles from Palazzo Ducale Sassari. At the bed and breakfast, every unit is equipped with a wardrobe. Rooms have a kettle, a flat-screen TV, a safety deposit box, and free Wifi, while some rooms also boast a terrace and some have sea views. At the bed and breakfast, units have a private bathroom with a hair dryer and free toiletries. Serradimigni Arena is 21 miles from the bed and breakfast. Alghero Airport is 36 miles from the property.