The Windsors: Secrets of the Royal Tours

This episode explores the last war and the optimistic years that followed, including Elizabeth's first solo public engagement as a royal in April 1943 and her large-scale 1950s Commonwealth tour

A look at official tours and state visits in the 1960s, exploring the changing role of the royal family's relationship to the Commonwealth and the political upheaval in the world as former colonies became independent, often with violent repercussions.

Official tours and state visits by the royal family in the 1970s and '80s, opening with the Queen making her first trip to a communist country by going to Yugoslavia in 1972. Plus, the Silver Jubilee tour to Australia at a time when the country was coming under increasing pressure to sever ties with the UK.

Official tours and state visits in the past 30 years, including Diana, Princess of Wales' charity work and visit to Angola for landmine awareness in 1997, and the first official overseas tour by the new Duke and Duchess of Cambridge, to Canada in 2011.