Is Waterworld Africa coming back?

With freshwater forests, saline lakes and diverse deltas, Africa boasts some of the most important wetlands and rivers in the world. Discover what lurks beneath the surfaces of the Congo River and Botswana's Okavango Delta, and see who's travelled to get a drink from precious but perilous floodplains. From tigerfish to hydrating hippos, you've never seen Africa like this.