Great Canal Journeys with Gyles Brandreth & Sheila Hancock

Brand new boaters Sheila and Gyles embark on their tour of London's waterways, starting on the upper reaches of the River Thames - a paradise of unspoiled nature, royal retreats and river regattas.Sheila and Gyles also take a trip along the Lee Navigation, tackle their first manual lock and some terrifyingly tight turns, and visit the Royal Gunpowder Mills.