Treasure Hunt - Season 6

They're fighting to save patients while their personal lives are brimming with drama and intrigue. Everything's at stake on the emergency ward.

When 12-year-old genius Luke Ellis is kidnapped, he awakens at The Institute, a facility full of children who all got there the same way he did, and who are all possessed of unusual abilities. In a nearby town, haunted former police officer Tim Jamieson has come looking to start a new life, but the peace and quiet won't last, as his story and Luke's are destined to collide.

Follow eight loved-up Brits and their long-distance lovers for 90 days to see if they commit or call the whole thing off! For these real life couples the stakes could not be higher - so much could go wrong, and so much could go right.

Armed with National Geographic's trademark inside access, Trafficked with Mariana van Zeller takes viewers on a journey inside the most dangerous black markets on the planet. Each investigation in the eight-part series embeds with Peabody and duPont Award-winning journalist Mariana van Zeller as she explores the complex and often violent inner workings of a smuggling network. While she dives deeper and deeper into these underworlds, Mariana reveals - with characteristic boldness and empathy - that the people operating these trafficking rings are often a lot more like us than we realize.

Drivers, managers and team owners live life in the fast lane -- both on and off the track -- during one cutthroat season of Formula 1 racing.