We track four people on their journey.
Zika virus: 'We have more questions than answers'
Exiled in Paris, the Syrian poet despairs for her country as the crisis there deepens.
23 Mar 2014 07:13 GMT
Arts & Culture, Politics, Syria, Middle East
20 Apr 2014 10:03 GMT
11 Apr 2014 18:59 GMT
06 Apr 2014 12:44 GMT
30 Mar 2014 12:15 GMT
15 Mar 2014 08:19 GMT
Activist Maryam al-Khawaja in debate with Mansoor al-Arayedh, the chairman of the Gulf Council for Foreign Relations.
Human Rights, Bahrain, Arab Spring
As the WHO investigates the massive outbreak of microcephaly in Brazil, we travel to ground zero of the epidemic.
Health, Latin America, Brazil
Hundreds of Cambodian journalists make a living by uncovering news and then extorting bribes to bury the story.
Media, Journalism, Cambodia
How will improving relations between communist Cuba and the capitalist US affect the lives of people on both sides?
Politics, United States, Cuba