Marlborough House on Pall Mall in London is the international headquarters of the Commonwealth Secretariat and Commonwealth Foundation. The house was built for Sarah Churchill, first Duchess of ...
*Access inside the house is by tour on weekdays in November. The whole site is closed 28-29 Nov and 24-25 Dec. When open 12-4, last entry to the house is at 3.30. Last orders are 10 minutes before the ...