At first glance Brazil appears to be an alluring playground of exciting carnivals, sultry samba, divine football and a vibrantly diverse people. But behind this dazzling facade lies a disturbing story of history’s largest-ever slave population. Astonishingly Brazil, a Portuguese colony, received ten-times more African slaves than the numbers transported to North America. This programme looks at those estimated 4 million people with whose blood, sweat and tears Brazil was built.

Dragon’s Den star Theo Paphitis follows the fortunes of brave and bold British companies trying to expand in three of the world’s most dynamic emerging markets – India, Brazil and Vietnam. Theo Paphitis travels to Brazil to follow three intrepid British companies trying to succeed in one of the world’s most exciting markets. The Brazilian economy is still expanding, but what can Brits sell them that they haven’t already got?

Reporter Evan Williams and director Paul Kittel travel to the Brazilian city of Recife, a beach paradise visited by thousands of British tourists every year. They uncover allegations that the police are involved in death squads that have murdered thousands of 'undesirables', including hundreds of street children, every year.

Considered by many to be the most prolific nation in football terms, this episode looks at the South Americans and their impact on the game. They are without doubt the most successful nation of all time, having won the most World Cups, the most recent being in Japan and Korea in 2002.

A dramatization of the 1968 strike at the Ford Dagenham car plant, where female workers walked out in protest against sexual discrimination.

Demand for food is expected to double within the next 40 years. Yet we can only grow food on four per cent of the earth’s surface, the climate is changing and resources like water and fuel are under threat. Jimmy meets the men and women who claim to have new techniques and new technologies that will help meet these challenges.

Demand for food is expected to double within the next 40 years. Yet we can only grow food on four per cent of the earth’s surface, the climate is changing and resources like water and fuel are under threat. Jimmy meets the men and women who claim to have new techniques and new technologies that will help meet these challenges.

The Hawaiian Islands are a study in contradictions. The fastest growing islands on earth are also the fastest disappearing. Made of one of the hardest minerals, it crumbles at a touch. The worlds most active volcano is nowhere near the typical volcanic regions. Geologists strive to understand these mysteries.

From hearing aids and circuit boards to adhesive bandages and apple juice, learn how these objects and more are made.

The Hawaiian Islands are a study in contradictions. The fastest growing islands on earth are also the fastest disappearing. Made of one of the hardest minerals, it crumbles at a touch. The world's most active volcano is nowhere near the typical volcanic regions. Geologists strive to understand these mysteries.

From grocery carts and bubblegum to ice skates to carpets, find out how these things and more are made.

From hearing aids and circuit boards to adhesive bandages and apple juice, learn how these objects and more are made.

Lift your butt with 6 hot workouts - All three gluteal muscles are targeted from multiple angles in each session to give you the best butt of your life.

Lift your butt with 6 hot workouts
All three gluteal muscles are targeted from multiple angles in each session to give you the best butt of your life.

Lift your butt with 6 hot workouts
All three gluteal muscles are targeted from multiple angles in each session to give you the best butt of your life.

The Alps are known as the majestic mountain range of Europe. But their formation from a collision between Europe and Africa left an unstable structure that is now a classic study in erosion by rivers of water, ice and rock suggesting an even greater former glory. Left unexplained is why the Mediterranean Sea exists between the continents.

From violins and mirrors to vegetable oil and radiators, find out how these things are assembled in factories.

Storyline: Brazil and Roland Flint are the two best assassins in the world-but unknown to each other. While Flint is a master sharpshooter, Brazil is equally skilled with a knife. These two rival assassins form an uneasy alliance to take down the head of a drug cartel, which is backed by the DEA.

The Alps are known as the majestic mountain range of Europe. But their formation from a collision between Europe and Africa left an unstable structure that is now a classic study in erosion by rivers of water, ice and rock suggesting an even greater former glory. Left unexplained is why the Mediterranean Sea exists between the continents.

Synopsis: Professor Iain Stewart tells the epic story of how the planet has shaped our history. With spectacular images and a compelling narrative, the series discovers the central role played in human history by four different planetary forces. In this episode, Iain explores the relationship between the deep Earth and the development of human civilisation. He visits an extraordinary crystal cave in Mexico, drops down a hole in the Iranian desert and crawls through ancient tunnels in Israel.