São Bento Mansion
Estrela, Portugal · built 1877
The São Bento Mansion is the official residence of the Prime Minister of Portugal. It is a 19th-century mansion house located within the grounds of São Bento Palace in Lisbon, the meeting place of the Portuguese parliament. Formally, the building is referred to as the Residência Oficial do Primeiro-Ministro, 'Official Residence of the Prime Minister'.
Palace data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).