British Ambassador's Residence in Washington, D.C.

The British ambassador's residence, located at 3100 Massachusetts Avenue in the Embassy Row neighborhood of Washington, D.C., is a historic site designed by Sir Edwin Lutyens in 1928, showcasing Queen Anne architecture. This unique building, the only one Lutyens designed in North America, features a facade that faces its gardens and is part of the Massachusetts Avenue Historic District. Notable guests, including King Charles III and Diana, Princess of Wales, have stayed here. With a property value of over $31 million and approximately 10,000 visitors annually, the residence recently underwent a significant renovation completed in 2023, enhancing its historical and architectural significance.