Mansion House tube station routes N11, N15, N21, N26, N76, N199, N550 and N551 serve the station. Mansion House tube station Mansion House is a London Underground station in the City of London which takes its name from Mansion House, the residence of the Lord Mayor of London. It opened in 1871 as the eastern terminus of the Metropolitan District Railway. Today, Mansion House is served by the Circle and District lines. It is between Blackfriars and Cannon Street stations and it is in fare zone 1. The station is located at the junction of Queen Victoria Street and Cannon Street. Mansion House is
São Bento Mansion regime expropriates the mansion so that it would become the official residence of the President of the Council of Ministers (then the official title of the Prime Minister). After the necessary fitting-out works, António de Oliveira Salazar moves to the mansion in May 1938, even though the formal unveiling only takes place eleven months later, in April 1939. During the works, a monumental staircase connecting the grounds of the mansion to the Parliament gardens was commissioned to architect Cristino da Silva. When Marcelo Caetano became Prime Minister in 1968, the mansion saw major renovations: little more than the façades were