Summary: In the first episode, Caroline Quentin visits Cornwall, following the Helford estuary, including Frenchman's Creek. Dom Joly is on Hadrian's Wall with his two black Labradors; and former rugby captain Gareth Thomas explores the Brecon Beacons with his German pointer Boyo, which inevitably includes a steep climb or two.

Summary: Angela Griffin is in the Cotswolds, Ben Fogle is in Morecambe Bay and James Martin explores The New Forest.

Summary: The Reverend Richard Coles explores Scotland's coast of Galloway. Olympic cyclist Victoria Pendleton heads up the Chilterns. And Selina Scott walks the North York moors.

Summary: Actor Emilia Fox explores a wooded valley in Cornwall. Bill Bailey wanders under the big skies on the Norfolk coast. And Katherine Ryan visits Kent's picturesque Hever Castle.

Summary: Hermione Norris follows in the footsteps of literary giants in Somerset. Phil Spencer goes exploring in Hampshire. And Ainsley Harriott takes a stroll by the River Dee.

Summary: Anna Richardson takes her Staffie to the Peak District. Jimmy Doherty visits Aldeburgh and Thorpeness in Suffolk. And Bill Bailey goes on a stroll through Richmond Park.