Serra de Santo António is a
civil parish
In England, a civil parish is a type of administrative parish used for local government. It is a territorial designation which is the lowest tier of local government below districts and counties, or their combined form, the unitary authority ...
in the municipality of
Alcanena, Portugal. It was formed in 1918, celebrating its 100th birthday in 2018. Mostly known for its Limestone buildings, walls, and natural caves, which are part of Serras de Aire e Candeeiros Nature Park(PNSAC). The population in 2011 was 725.
[http://www.ine.pt/ngt_server/attachfileu.jsp?look_parentBoui=165404348&att_display=n&att_download=y]
References
Freguesias of Alcanena
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