She was the first British monarch born in a private residence instead of a palace

The future Queen Elizabeth II (right) with her sister, Princess Margaret, and one of their corgis outside their playhouse at the Royal Lodge in Windsor in 1936. Photo: Lisa Sheridan/Getty Images

If she were still alive, April 21, 2026, would have been Queen Elizabeth II’s 100th birthday. To mark the occasion, we are revisiting all of Queen Elizabeth’s houses, from birth until death. Meanwhile, the royal family will celebrate the centennial with a festivity-filled day, including a visit to the British Museum to see the final model of the future Elizabeth II memorial that will be built in London’s St. James’s Park, an inauguration of an official garden dedicated to the late queen in Regent’s Park, and a reception at Buckingham Palace. On April 20, King Charles II and Queen Camilla visited “Queen Elizabeth II: Her Life in Style,” a new exhibition at The King’s Gallery at Buckingham.…