The future King and Queen, George Duke of York and Elizabeth Duchess of York holding their first child, Princess Elizabeth, at her christening ceremony.
A baby photo of Princess Elizabeth.
Princess Elizabeth on the platform at King's Cross station about to depart with her grandparents for Christmas at Sandringham.
Lilibet takes her dog for a walk.
Princess Elizabeth arrives at the Royal Tournament at Olympia.
Princess Margaret Rose and Princess Elizabeth pose at the door of the Welsh House, a miniature house presented to them by the people of Wales located on the grounds of the Royal Lodge, Windsor.
Princess Elizabeth, Princess Margaret, and their mother Queen Elizabeth arrive at Olympia.
Princess Elizabeth takes her horse out for a ride.
Princess Elizabeth greets an officer.
Princess Elizabeth with her uncle David - also known as King Edward VII - during the year of his reign and abdication.
Princess Elizabeth and her younger sister holding their family dog Chu-Chu.
King George VI and Queen Elizabeth with Princesses Elizabeth and Margaret dressed in full Coronation regalia on the balcony of Buckingham Palace after the King's 1937 Coronation ceremony.
Twelve-year-old Princess Elizabeth.
A photo of Princess Elizabeth holding her corgi.
Princess Elizabeth makes her first broadcast accompanied by her sister Princess Margaret.
Queen Elizabeth and her daughters pose in the gardens of Windsor Castle.
Princess Elizabeth talking to her father, King George VI, while he sorts through the Royal books in a study at Windsor Castle.
Princess Margaret and Princess Elizabeth with their dogs outside the Royal Lodge.
Princess Elizabeth with her mother arriving at the Royal College of Music.
Princess Elizabeth writing at her desk in Windsor Castle.
King George VI with his daughters Princesses Elizabeth and Margaret on the Royal Lodge grounds.
Princess Elizabeth makes a broadcast from the gardens of Government House in Cape Town, South Africa on her 21st birthday.
Princess Elizabeth and Prince Philip on their wedding day
Princess Margaret and Princess Elizabeth leaving Grosvenor Square, London.
A candid photo of Princess Elizabeth and Prince Philip with their baby son, Prince Charles.
Princess Elizabeth holds Princess Anne, who is wearing the Royal christening robe.
The British Royal Family.
Princess Elizabeth and Prince Philip stand outside Balmoral Castle with their children.
Queen Elizabeth II returning to Buckingham Palace after her Coronation in Westminster Abbey, London.
Queen Elizabeth II and Prince Philip wave from the balcony of Buckingham Palace after the Coronation ceremony.
Queen Elizabeth II and Princess Margaret arrive at the Empire Cinema in London for the Royal Command Film Performance.
Queen Elizabeth at a garden party in Sydney, Australia.
Elegantly dressed, Queen Elizabeth arrives at a screening of To Catch a Thief at the Odeon Cinema.
Queen Elizabeth II with Government minister Makaman Bida during her Commonwealth visit to Nigeria.
Queen Elizabeth II shaking hands with Marilyn Monroe at a performance of The Battle of the River Plate at the Empire Theatre in Leicester Square, London.
Queen Elizabeth presents the trophy to American tennis player Althea Gibson after she won the Women's Singles final at Wimbledon.
Queen Elizabeth watching Prince Philip during a cricket match at Highclere Castle (better known as the set of Downton Abbey).
Queen Elizabeth and Prince Philip with one of their corgis at Windsor Castle in Berkshire.
Queen Elizabeth attends a film premiere.
President John F. Kennedy and First Lady Jaqueline Kennedy pose with Queen Elizabeth and Prince Philip at Buckingham Palace.
Queen Elizabeth films a horse race in Accra, Ghana.
The Queen is known as a lifelong horse lover.
At a performance at the Royal Academy of Dramatic Art.
Queen Elizabeth leaves Schloss Augustusburg in Bruhl, Germany after attending a state reception wearing a diamond bow brooch that once belonged to Queen Mary.
During a royal visit to Nassau, Bahamas.
Queen Elizabeth awarding Prince Philip and Prince Charles with trophies after a polo match.
Queen Elizabeth at the Royal Windsor Horse Show in May 1968.
Queen Elizabeth and Princess Anne at an event in Vienna, Austria.
Queen Elizabeth is greeted by local children during her tour of Australia.
Queen Elizabeth leaps ashore during a visit to Turkey.
The Queen with Prince Philip at the Badminton Horse Trials.
Queen Elizabeth arrives at Aberdeen Airport with her corgis to start her holiday in Balmoral, Scotland.
Queen Elizabeth during her visit to Mexico.
Queen Elizabeth attends a polo match at Windsor Great Park.
Queen Elizabeth waves as she leaves Fiji during her royal tour.
Queen Elizabeth laughing while attending the Royal Windsor Horse Show.
The Queen stays warm in a red wool cape.
Queen Elizabeth with the Queen Mother at Clarence House.
The Prince and Princess of Wales pose on the balcony of Buckingham Palace on their wedding day with the Queen and some of their bridesmaids.
Queen Elizabeth takes a picture while visiting Tuvalu in the South Pacific.
Queen Elizabeth touring Canada.
The Queen greets the crowd in Kent.
Queen Elizabeth and Prince Charles at a polo match in Windsor.
The Queen and Prince Philip visit the Great Wall of China.
Members of the Royal family outside Clarence House during the Queen Mother's 87th birthday celebration in London.
Queen Elizabeth arrives at Balmoral Castle in Scotland.
The Queen in May
Queen Elizabeth holds a bundle of flowers.
The Queen visits Washington, D.C.
Attending the Royal Windsor Horseshoe.
Queen Elizabeth and Prince Philip waving to a crowd of veterans before attending a service for the 50th anniversary of D-Day.
The Queen wearing the Imperial State Crown at the opening of Parliament in London.
The Queen in Bedford.
Queen Elizabeth and Prince Edward at the Royal Windsor Horse Show.
The Queen at the grounds of Windsor Castle.
The Queen at a banquet in Marlow.
Queen Elizabeth poses with Nelson Mandela at Buckingham Palace.
Queen Elizabeth and Prince Philip waving to the crowds on the balcony of Buckingham Palace.
The Queen and Prince William
Visiting the Royal Botanical Gardens in Kew, London.
The Queen arrives in Norfolk, England.
Queen Elizabeth attends the State Opening of Parliament.
Queen Elizabeth arrives to unveil a memorial to the Queen Mother in London.
Queen Elizabeth and Duchess Catherine watch a fashion show at De Montfort University.
Queen Elizabeth attends day one of Royal Ascot.
The British Royal family on the balcony of Buckingham Palace during the Trooping of the Colour.
Queen Elizabeth receives an award at the Thoroughbred Ridden Show Series Championship at the Royal Windsor Horse Show.
Queen Elizabeth attends the Sunday service at the church of St. Mary the Virgin in Fitcham.