Olympics: Zamzam Farah at London 2012

Somali sprinter Zamzam Farah at the London 2012 Olympics

• 9 mins

Building the Moscow Metro

How the Moscow Metro was built using more than 10,000 Russian workers.

• 9 mins

The first cold chain vaccination storage system

In 1974, Ghana pioneered a new system, to help immunise against serious diseases

• 9 mins

The man who smuggled punk rock across the Berlin Wall

How punk rock band Die Toten Hosen secretly played a concert in East Berlin.

• 9 mins

Yazidi genocide: A rescue mission on Mount Sinjar

How Yazidis in Iraq fled to Mount Sinjar to escape genocide in August 2014

• 9 mins

Finding a home for Bulgaria's dancing bears

In 1998, it became illegal to make bears dance in Bulgaria

• 9 mins

The 1965 Freedom Riders of Australia

The students who challenged the discrimination of Australia's indigenous people

• 9 mins

Ice Bucket Challenge

The ice bucket challenge became a worldwide phenomenon in 2014

• 9 mins

The Situation Room photograph

The story behind the Situation Room photograph during the raid to kill Bin Laden in 2011

• 9 mins

Bush v Gore: The election decided in the Supreme Court

The US presidential election of 2000 was one of the most contested in history

• 9 mins

Ronald Reagan and the Moral Majority

In 1979, the Moral Majority was launched and changed the course of US politics

• 9 mins

President Richard Nixon resigns

In 1974, Richard Nixon became the first US president in history to resign

• 9 mins

The first televised US presidential debate

In 1956, US presidential candidates sent female representatives to the first debate on TV

• 9 mins

Clara Nunes: Queen of Samba

The Brazilian singer who earned the title Queen of Samba

• 9 mins

The last ever Olympic art competition

From 1912 until 1948, you could win medals in art at the Olympic Games

• 9 mins

Sukarno: The founding father of Indonesian independence

In 1945, the nationalist leader declared independence for Indonesia

• 9 mins

How the CIA caught 'Carlos the Jackal'

One of the world’s most wanted men had been on the run for decades.

• 9 mins

Saving lives after the 2002 Bali bombings

'Spray-on skin' was used to treat burns victims after bombings on the Indonesian island.

• 9 mins

The celebrity murder case that divided France

French actress Marie Trintignant was killed by the rock star Bertrand Cantat in 2003.

• 9 mins

Nazis in Egypt

Egypt recruited thousands of Nazis after World War Two

• 9 mins

Argentina's five presidents in two weeks

In 2001, Argentina went through a remarkable political crisis

• 9 mins

India’s first female bartender

The story of the woman who became known as India’s first female bartender

• 9 mins

Spain's La Tomatina

In 1945, a spat between teenage boys was the seed for the world's largest tomato fight

• 9 mins

Canada’s first UFO landing pad

In 1967, the town of St Paul built Canada's first alien UFO landing pad

• 9 mins

The writer of Mary Poppins

It's 60 years since the Disney film was released, based on writer PL Travers's book

• 9 mins

Waris Dirie

In 1987, Waris Dirie had her first photo-shoot and became a supermodel sensation

• 9 mins

Guatemala's disappeared

Jeremias Tecu's two brothers are among the thousands who disappeared in Guatemala

• 9 mins

The woman who spoke to the space station

Maggie Iaquinto was the first amateur radio enthusiast to contact Russian cosmonauts

• 9 mins

I led the 'Umbrella' protests

In September 2014, Nathan Law led Hong Kong's 'Umbrella' Protests

• 9 mins

Ramesses II's 'mummy makeover'

In 1976, the mummy of Ramesses II was flown from Egypt to Paris for a makeover

• 9 mins