The Historic villages of Portugal (Aldeias Históricas de Portugal) are a group of 12 villages classified under a 1991 government program called The Historic Villages Program (Programa de Aldeias Históricas). The aim of the program was to restore and promote a series of ancient villages/human settlements important to the history of Portugal. Starting in 1991 the government included 10 villages located in the Beira Interior in the Historic Villages program:
An additional 2 villages were added to the program in 2003:
References
Historic villages of Portugal Wikipedia(Text) CC BY-SA