We track four people on their journey.
Caught in the crossfire of the US war on gangs
21 Mar 2013 14:34 GMT
Newroz, which means "new day" in Kurdish, marks the arrival of spring.
Amid Newroz celebrations in Turkey, Kurdish leader Abdullah Ocalan issued a long-awaited ceasefire declaration in the country.
Kurdish public celebrations were illegal in Turkey until 2000.
Newroz, which falls on March 21, is also celebrated in Afghanistan, Azerbaijan, Iran and Tajikistan.
Wearing their traditional costumes, Kyrgyz girls dance at the Ala-Too Square in Bishkek.
A parade was held in New York in commemoration of Newroz.
Demonstrators wave pro-Kurdish Peace and Democracy Party flags during a rally to celebrate the spring festival in Istanbul.
West Bengal long suffered cancerous effects of arsenic-laced water, but projects to provide clean water show promise.
Health, Poverty & Development, Environment
Muslim fashion designers reflect on a rapidly growing industry.
Arts & Culture, Islam, Business & Economy
Americans' passports could be seized if they owe more than $50,000 in taxes, but could this law be unfairly applied?
Business & Economy, United States, Politics
How peat swamp destruction in Malaysia is causing devastating health problems and irreversible environmental damage.
Environment, Climate Change, Climate SOS
South Koreans drink twice as much liquor as Russians, but is this national obsession with alcohol reversible?
Health, Asia, South Korea
How improving relations between communist Cuba and the capitalist US will change the lives of people on both sides.
Politics, United States, Cuba
Mayotte is a magnet for Comoros islanders who risk their lives crossing hazardous seas in search of a better life.
Poverty & Development, France, Refugees
A three-part series looking at the history of France's black community and their long struggle for recognition.
Politics, US & Canada, France