In this sensational series, shot over the course of a year, Sir David Attenborough explores the lives of plants and their fascinating world, from the most bizarre to the most beautiful. This spectacular adventure through the Kingdom of Plants is so immersive and compelling it has the capacity to amaze even the least greenfingered.

Rising 610 metres tall, the Canton Tower is the tallest television tower in the world. It's required great leaps in technology to be built. In this film we explore the key historic towers that made these engineering breakthroughs. Using stunning CGI animation, we reveal the incredible stories behind the Washington Monument, the Eiffel Tower, Canada's CN Tower and the record-breaking Canton Tower, and the innovations that have enabled towers to grow in size. Four ingenious leaps forward that enabled towers to evolve

Horizon plunges down the biggest rabbit-hole in history in search of the smallest thing in the Universe. It is a journey where things don't just become smaller but also a whole lot weirder.

Is paganism a living tradition with roots deep in prehistory or just a collection of superstitions, magic tricks and witches' spells? Pagans explores the origins, history and beliefs of Europe's ancient religions.

At times, it has been among the most powerful and largest fraternal organizations in America, boasting up to four million members. It has survived for more than a century by wrapping its doctrine of hate and intolerance around the sacred cloth of Christianity and the fabric of American patriotism.

Africa: The Serengeti brings to life the incredible story of the greatest migration of land animals anywhere on earth. The first African epic filmed in large format, the film takes viewers on a journey with more than 1.5 million animals as they travel over 500 miles across the plains of the Serengeti, a place where life and death dramas are played daily within the most important animal sanctuary on earth.

A young scientist fakes insanity so that he can kill the husband of the woman he loves.

The world economy appears to be in meltdown, the euro is in turmoil and the economic future looks bleak. But does it have to be this bad? Panorama investigates how Britain plc could survive the crisis.