Katie Derham introduces 2018's open-air concert from the magnificent gardens of the Schonbrunn Palace in Vienna, given by the Vienna Philharmonic Orchestra led by Valery Gergiev. Show more
Documentary about an 80-year-old hunter from the Togian Islands in Indonesia, who dives like a fish on a single breath, descending to great depths for several minutes. Show more
Horizon looks at dark energy - the mysterious force that is unexpectedly causing the universe's expansion to speed up. Show more
Chris Lintott travels to the Murchison Radio-astronomy Observatory in Australia to find out how its astronomers managed to see the moment when stars first formed. Show more
Historian and broadcaster Dan Snow leads an investigation into one of the big stories of the decade, the hunt for a buried Nazi gold train in Poland. Show more
In the final instalment we arrive in Sweden - home of Ikea and a tradition of brilliant furniture design stretching back to the early years of the 20th century. Show more
Alinka Echeverria reveals how artists became the authors of Mexico's official history, defining the origins of its power and wielding significant influence over millennia. Show more
Dr David Starkey's exploration of how the monarchy shaped Britain's music reaches the 18th century, which brought such patriotic classics as God Save the King. Show more
Horizon looks at dark energy - the mysterious force that is unexpectedly causing the universe's expansion to speed up. Show more