She is a really good journalist..

Trafficked With Mariana van Zeller, also known as Trafficked: Underworlds with Mariana van Zeller (as of season 4), is an American documentary television series about trafficking and black markets.^[1][2][3] It covers topics like drugs, human organs, guns, surgery, and stolen cars, among others.^[1] The show is hosted by investigative journalist Mariana van Zeller and is aired by National Geographic.^[1][3] The first season aired in 2020 and five seasons of the show have been produced as of 2025