Investigative journalist Mariana van Zeller travels to all corners of the world to uncover hidden criminal networks, real assassins, and blackmail scammers in this 2+ hour long Trafficked Mega Episode compilation from National Geographic. Featuring three fascinating full episodes: Amazon Mafia - 00:00 Mariana travels to the Amazon to track down the criminal networks behind a slew of killings and the illegal destruction of the rainforest. Assassins - 44:02 What drives a person to make a living