Unreported World Season 47 Episode release dates & where to watch

1. Inside Spain's Narco Submarines

Reporter Guillermo Galdos joins customs agents in Galicia tracking the gangs who use home-made submarines to smuggle vast quantities of cocaine into Spain and across Europe.

2. Brazil: The Great Land Grab

In Brazil, land is power. Reporter Symeon Brown meets Brazil's communist activists taking the land from the rich to give to the poor. But challenging wealthy landowners can be deadly.

3. Hip-Hop Pakistani Style

In Karachi, young female rappers are juggling traditional values and interference from conservative forces as they launch a fresh urban sound.

4. Locked-Up in Mexico

The war on drugs has put thousands of Mexicans behind bars without trial. From police night patrols to high-security jails, a look at the suspects stuck in legal limbo.

5. Homeless in Sin City

Beyond the bright lights of Las Vegas there's a homelessness crisis going on, as thousands of the city's residents seek refuge in risky, drug-riddled underground tunnels.