Queen Elizabeth II. Reigning monarch for over six decades, and the cornerstone of modern British history. Ascending to the throne after the untimely death of her beloved father, King George VI, she has seen the world change drastically, and faced a number of great challenges, both publicly and privately. Her inscrutable commitment to duty, above all else, has defined her lifetime of service to the throne. Take a look back at the incredible and incomparable life of Queen Elizabeth II.

The life of a great 19th century Russian composer and conductor of choral music.

Professor Karas is widely known as enthusiastic propagator of the motto "Morality Above All Else". He guides his students as well as his own family to live a morally decent life. One day he has an unexpected visit. It's his illegitimate daughter Vera, who is proof of his thoughtless youth. Mr. Karas know that she can ruin his image, thus he decides to keep her a secret and asks her to leave. Instead of leaving she takes a position of a governess in his own family without letting him know. Mr. Karas realizes that he must reveal the truth sooner or later, but he doesn't have enough courage to do so. As he postpones it, he is more and more scared to come to his own home.

In the middle of a six-week tour of the Indian sub-continent between January and March 1961, the Queen and Prince Philip visited Pakistan and East Pakistan, now Bangladesh.

Queen Elizabeth II, the cornerstone of modern British history and reigning monarch for over six decades. She has seen the world change drastically during her time as Queen. Her inscrutable commitment to duty has defined her lifetime of service to the Crown and lifetime of service to God. But Elizabeth was never meant to be Queen.

Queen Elizabeth II is the longest-reigning monarch in the history of Great Britain and the Commonwealth. While her service to her country is legendary, she has become a figure of strength, endurance, and dignity the world over and indeed we all feel connected to her. Through triumph, loss, scandal, and celebration, witness the story of how a young Princess became Queen to the people of the world.

This fascinating documentary reveals the behind the scenes story of the Coronation of Queen Elizabeth II, drawing on rare archive footage and made using eyewitness accounts of participants and historical experts.

The Story of the 55 Year Reign Monarchy.

ABC News' live special examines the future of the royal family following the passing of Queen Elizabeth II.

Marking what would have been Queen Elizabeth II’s 100th year, this landmark documentary tells the story of her life alongside a century of momentous change in Britain. Through archive and eyewitness reflections, the film explores how she led the monarchy through profound social, political and cultural change. Contributions from some of Britain’s best-known faces and international figures, including Dame Helen Mirren, Sir David Attenborough, Barack Obama and Queen Camilla, reveal how she remained a constant in a changing world.