Katty Kay in Washington and Christian Fraser in London return to report on the events that are shaping the world.

Series following Venice's emergency and public services. With the pope visiting for the first time in 25 years, the city is on lockdown and tension is high. Show more

A look at how dancing went from being frowned upon as dangerous and debauched in the 17th century to being celebrated as an essential social skill in the 18th. Show more

Documentary series in which Dr Hannah Fry explores the mystery of maths. Is it invented like a language, or is it discovered and part of the fabric of the universe? Show more

Jeremy Paxman traces the story of the British Empire. He continues by tracing the growth of a peculiarly British type of hero. Show more

Documentary series exploring the ancient cities of Athens and Rome. Professor Wallace-Hadrill meets people who see ancient Athens as a model for today's great cities. Show more

Drama documentary. A personal portrait of the victor of Waterloo, drawing on his own vast correspondence and the letters and memoirs of those who knew him best. Show more

A look at how dancing went from being frowned upon as dangerous and debauched in the 17th century to being celebrated as an essential social skill in the 18th. Show more

Documentary exploring the premiere of Mozart's opera Don Giovanni, bringing to life the world in which it was first performed. Presented by acclaimed tenor Rolando Villazon. Show more

Documentary series in which Dr Hannah Fry explores the mystery of maths. Is it invented like a language, or is it discovered and part of the fabric of the universe? Show more