Mariana tracks the illicit path of hashish from Morocco into Europe — a world of shadowy dealers, lightning-fast smuggling boats and endless wealth.
Mariana tracks the illicit path of hashish from Morocco into Europe — a world of shadowy dealers, lightning-fast smuggling boats and endless wealth.
Mariana heads to Mexico to investigate the billion-dollar business of people smuggling to the US — a system fueled by cartels and corruption.
Mariana heads to Mexico to investigate the billion-dollar business of people smuggling to the US — a system fueled by cartels and corruption.
The high cost of prescription drugs has pushed millions of Americans to the black market — and into hands of criminal syndicates looking to cash in.
The high cost of prescription drugs has pushed millions of Americans to the black market — and into hands of criminal syndicates looking to cash in.
Mariana exposes how black market operators are profiting from the sale of stolen human remains on secret marketplaces in the U.S. and beyond.
Mariana exposes how black market operators are profiting from the sale of stolen human remains on secret marketplaces in the U.S. and beyond.
Mariana van Zeller investigates a new blackmail scam called sextortion, in which compromising photos are used to extort victims; she heads to the Philippines to try and find the scammer who shamed one young American victim into taking his own life.
Mariana van Zeller investigates a new blackmail scam called sextortion, in which compromising photos are used to extort victims; she heads to the Philippines to try and find the scammer who shamed one young American victim into taking his own life.
Mariana van Zeller journeys inside the violent trade of contract killers, first tracking down an assassin in her hometown of Los Angeles before heading to a country where contract killings have become an almost daily occurrence in South Africa.
Mariana van Zeller journeys inside the violent trade of contract killers, first tracking down an assassin in her hometown of Los Angeles before heading to a country where contract killings have become an almost daily occurrence in South Africa.
A 360-degree view of the trafficking world from the point-of-view of the traffickers, law enforcement agents and those caught in the crossfire with access only National Geographic can provide.
