We track four people on their journey.
A look at the history of France's black community
23 Feb 2014 20:45 GMT | Europe
The Sochi Winter Games have wrapped up peacefully in Russia.
Despite fears of terror attacks and the cost of the games, Russians have been revelling in their success.
Al Jazeera's Rory Challands reports from Sochi.
Source: Al Jazeera
Sochi 2014 Live Blog - news, updates, tweets, photos and medal updates from the snow-covered slopes at the winter games.
Italian ex-MP, Vladimir Luxuria, was taken into custody for shouting "it's okay to be gay" as she entered Olympic event.
Europe, Italy, Russia
Transport apps are revolutionising commutes for the middle classes, but poorer citizens still face daily gridlock.
Poverty & Development, Asia, India
Cubans get amnesty at the US border, but reaching it involves a risky journey along the Central American migrant trail.
Human Rights, Latin America, Cuba
In many ways, Michael is just like any other 11-year-old, but he has had four open heart surgeries.
Health, US & Canada
Follow a dancer through the exhaustion and jubilation of Peru's days-long Virgin of Candelaria festival.
Arts & Culture, Latin America, Peru
World leaders meeting in Germany agree on implementation of gradual truce in coming days.
War & Conflict, Middle East, Syrian Civil War, Syria
Vermont senator in the spotlight after becoming the first Jewish candidate to win a US primary in New Hampshire.
Politics, US & Canada, United States, Israel, Palestine
We travel to Chile to meet a group of young scientists determined to develop smart plant-based food to save the planet.
Science & Technology, Chile, Food
We follow the journey of a plastic bottle to find out what it takes to truly recycle the product creating zero waste.
Science & Technology, US & Canada, Environment
A couple working to protect LA communities from gang violence is caught in the crossfire of the US war on gangs.
Politics, Gang violence, US
South Koreans drink twice as much liquor as Russians, but is this national obsession with alcohol reversible?
Health, Asia, South Korea