Fresh off 4 Emmy wins and a record 29 nominations, Trafficked with Mariana van Zelleris back for season 5. The award-winning journalist is doing another deep dive into deadly underground markets ...

National Geographic has announced that the nine-time Emmy Award-winning investigative series Trafficked with Mariana Van Zeller will return for its highly anticipated new season on Saturday, July 19, ...

Trafficked with Mariana van Zeller is an original documentary series that explores the complex and dangerous inner-workings of the global underworld, black and informal markets. Each adventure follows ...

SEATTLE, WA. — An all-new season of the National Geographic's "Trafficked with Mariana van Zeller" is streaming now. The show takes a deep dive into the world's most dangerous black markets, cartels, ...