We track four people on their journey.
We explore the new US-Cuba relationship
Opponents of diplomacy can rest easy - a nuke deal will not automatically mean a US-Iran rapprochement.
30 Mar 2015 09:14 GMT | Politics, Middle East, Iran, Hassan Rouhani, US
If Europe could secure an alternative to Russian gas, it might deter Russia from destabilising neighbouring countries.
20 Jun 2014 10:45 GMT | Politics, Business & Economy, Europe, US & Canada, Armenia
We travel to remote Manus Island in Papua New Guinea to investigate Australia's refugee detention programme.
Refugees, Papua New Guinea, Australia
In an ancient city torn apart by modern conflict, can food help to bridge political and religious divisions?
Arts & Culture, Middle East, Jerusalem
We look at the Taliban threat and the future of Afghan journalism; plus, Davos - global news event or PR exercise?
Media, Afghanistan, Taliban
We speak to the former UN chief weapons inspector, and ask Noam Chomsky about the US presidential election.
Politics, United States, North Korea