We track four people on their journey.
A look at the history of France's black community
Steff Gaulter | 28 May 2014 10:02 GMT
Heavy rain has plagued central Europe over the past few days.
Germany and Poland have been worst hit, with the excessive rainfall causing flooding and mudslides.
Torrential rain has caused major problems in Europe.
The rain has been heavy across Germany, Poland, Austria, the UK and the Netherlands.
In Wroclaw, western Poland, some roads have become impassable.
In eastern Germany, the heavy downpours caused the land to become saturated and unstable.
AFP PHOTO/ARNO BURGI
This triggered a mudslide in Meissen, eastern Germany.
In some parts of the city roads were destroyed and elsewhere they were littered with debris.
AFP PHOTO/ARNO BURGI
In southeast Norway, the rain combined with melting snow, causing the River Trysilelva to overflow. Roads were only passable by canoe.
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
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