The latest national and international news, exploring the day's events from a global perspective.
Dan Cruickshank follows in the footsteps of chroniclers John Stow and John Strype to explore London in the 17th century, one of the most dramatic times in the city's history. Show more
A look at how the eternal quest for water brings huge challenges - and ingenious solutions - for millions of people in the driest places on Earth. Show more
In the Lake District, filmmaker Richard Macer follows the story of entrepreneur Mark Weir's attempts to build a giant zip-wire ride from the top of a mountain. Show more