Chris Rogers goes undercover in Thailand, exposing how the country treats asylum seekers. Thailand does not recognise refugees.
See all episodes from Our World
See all broadcasts of Thailand's Asylum Crackdown (4)
The BBC's Vladimir Hernandez on Venezuela's failure to get food on people's tables.
The house where the Philippines' forgotten 'comfort women' were held.
Read more from disability correspondent Nikki Fox.
The Ganges is one of the greatest rivers on Earth, but it is slowly being poisoned.
Sign in to the BBC, or Register