3: Moscow | World’s Busiest Cities

02: The Last Stand at Stratford | Building the Olympic Dream

The ambition and scale of the project is huge. Resistance to the plans comes from unexpected quarters.

03: Laying the Foundations | Building the Olympic Dream

With nine billion pounds to spend on creating an Olympic Park, London 2012's bosses face some big challenges.

1: 24 Hour Britain | Britain from Above

Andrew Marr goes on a journey through a day in the life of Britain as seen from the skies.

1: A Place to Live | Supersized Earth

Dallas Campbell climbs the world's tallest building and dives beneath Mexico City.

1: Global climate change | Curriculum Bites

A series of 10 video clips illustrating two major themes from the geography curriculum: urbanisation and climate change. Uses tim...

1: Hong Kong | World's Busiest Cities

Dan Snow, Anita Rani and Ade Adepitan reveal the hidden systems and armies of people running Hong Kong - one of the most densely popula...

1: Lagos | Slum Survivors

In Lagos, Nigeria, three British mechanics are guided and challenged for ten days by extraordinary slum dwellers who use dedication, passion and gu...

1: Living in the City | Andrew Marr's Megacities

Documentary in which Andrew Marr looks at how people live in five of the world's biggest megacities: London, Dhaka, Tokyo, M...

1: Medieval London | Filthy Cities

Dan Snow gets down and dirty in medieval grime to discover how the London of today was forged in the filth of the 14th century.

1: New York | The Greatest Cities In The World

Griff starts his search for the greatest cities in the Big Apple. Some grand public - and private initiative buildings illustr...

1: Peace | Welcome to Rio

Documentary series exploring Rio's shanty-towns, the favelas. In Cantagalo, delivery man Rocky carries goods up the steep staircases overlooking Co...

1: Why do people move to cities? | Curriculum Bites

A series of 10 video clips illustrating two major themes from the geography curriculum: urbanisation and climate change. ...

2: Cities on the Edge | Andrew Marr's Megacities

Andrew Marr takes a look at safety and security, two of the biggest challenges faced by each and every metropolis, visiting ...

2: From brownfield site to cityscape | Curriculum Bites

A series of 10 video clips illustrating two major themes from the geography curriculum: urbanisation and climate chan...

2: Glacier retreat in the alps | Curriculum Bites

A series of 10 video clips illustrating two major themes from the geography curriculum: urbanisation and climate change. Us...

2: Jakarta | Slum Survivors

Young Brits embark on a crash course in urban survival in the world's biggest slums. Three trainee chefs swap their clean UK kitchens for street ...

2: London | The Greatest Cities In The World

In his own capital, Britton Griff starts contemplating how London continuously grew from a new Roman town to Europe's single-mos...

2: Mexico City | World's Busiest Cities

In Mexico City, Dan Snow, Anita Rani and Ade Adepitan uncover the hidden systems and armies of people that help run this sprawling me...

2: On The Move | Britain Beneath Your Feet

Dallas Campbell reveals how we can only understand the world around us by discovering the hidden wonders beneath our feet.

2: Revolutionary Paris | Filthy Cities

Dan Snow sniffs out the French revolution to explore how Paris was once buried in an inescapable stench.