Griff Rhys Jones travels the wild rivers of Scotland. He heads east, upstream from Kinlochleven, then follows the course of the water downstream to Perth.
Griff Rhys Jones's exploration of Britain's rivers continues as he travels from Liverpool to the Humber and attempts to swim the almost-freezing Mersey.
Griff Rhys Jones follows the mighty Severn and its neighbour, the Wye. He also attempts to bog snorkel, meets druids for a ritual water blessing and sleeps in a hermit's cave.
Griff Rhys Jones meets the Sicilian cucumber-growing community of Essex, sails a gunpowder boat and trains with a team of veteran rowers as he explores the Lea.
