Castellero
Castellero is a municipality with 302 inhabitants (as at 31 December 2012) in the Italian province of Asti (AT ), Region Piedmont.
The neighboring municipalities are Baldichieri d' Asti, Monale and Villafranca d'Asti.
Geography
The municipality covers an area of 4 km ².
Specialty
In Castellero vines of Barbera for the Barbera d'Asti, a DOCG red wine are grown with status.