Rebecca Henderson Marlborough House

Marlborough House, a Grade I listed mansion on The Mall in St James's, City of Westminster, London, is the headquarters of the Commonwealth of Nations and the seat of the Commonwealth Secretariat. It is adjacent to St James's Palace.
  • Location: London, SW1Y 5HX
  • Built: 1711
  • Architect: Christopher Wren
  • Owner: King Charles III in the right of The Crown
Data from: en.wikipedia.org