Charles Hanson and Catherine Southon hunt for antiques around Sussex. Charles also learns the stinky story behind Brighton's sewers, while Catherine hears how a big drill stopped a cholera epidemic.

Charles Hanson and Catherine Southon go on an antiques adventure around Kent before heading to an auction in Buckinghamshire. Catherine ditches the classic car in favour of travelling by horse and cart. Charles takes a detour from antiques buying to learn about the centuries-old Kentish tradition of hop growing, and he meets a man on stilts. A pair of rare 18th-century shoe buckles gets Charles really excited, while Catherine finds a most unusual manicure set, and it is a nailbiting finish when the antiques go under the gavel.

Charles Hanson and Catherine Southon travel around the Tudor towns of Warwickshire. Catherine uncovers the area's best-kept secret, while Charles befriends a whippet named Fickle. Catherine finds a bargain in a French copper and brass letter holder to take to the auction in Shropshire, and Charles gambles a significant sum of his kitty on a much-repaired but charming 17th-century oak chair.

Charles Hanson goes missing as he sets out with his metal detector, while Catherine Southon sticks to antique shops in her quest to find items to take to a Nottingham auction. Starting in Macclesfield, Charles moves on to Leek to learn about the birth of Britain's canal network. It's edge-of-the-seat excitement at auction when Catherine's Victorian deck chair goes head to head with Charles's antique ear cleaner.

It is the last chance for Catherine Southon and Charles Hanson to bag antiques before a final auction in Congleton. They travel through Yorkshire and Leicestershire, and Charles takes a detour to discover an incredible collection of railwayana hidden on a school roof, while Catherine uncovers the story behind the once lost plans drawn by great garden designer Ciapability Brown.

Christina Trevanion and Mark Stacey set off on a south coast antiques hunt. Kicking off their trip in Littlehampton, the pair are taking their classic car north to an auction in Merseyside. Mark finds a rocking horse which once belonged to royalty, while Christina settles for a stilton scoop. Christina detours to learn about the history of the British seaside in Bognor Regis, and Mark visits the last surviving Victorian brickworks in Britain.

Christina Trevanion and Mark Stacey's adventure continues in the Cotswolds. Mark discovers a rural idyll that inspired a best-selling novel, while Christina learns about an incredible war hero. Headed for an auction in the Cheshire town of Knutsford, their journey sees them pick up a collection of Victorian jewellery and a delightful art nouveau grandmother clock.

Cheshire is the next stop for Christina Trevanion and Mark Stacey. Christina ends up deep underground, and Mark finds himself in such a predicament that he has to call for help. Mark takes aim on beating Christina with a Home Guard practice rifle but takes a break from shopping to find out about the pivotal role Macclesfield played in global silk production. Meanwhile, Christina makes a most peculiar purchase of a human jaw.

Destined for Stockport, Christina Trevanion and Mark Stacey are zipping along in their classic car all over the West Midlands. But can they find any antique treasure? Mark visits Birmingham and the factory that profited from the macabre Victorian obsession with death. He also manages to uncover a haunting green man stone mask. Christina detours to learn why the original Land Rover became a global phenomenon. There is also a dragon-related Road Trip first.

Buckle up for a race to the finish as Christina Trevanion and Mark Stacey head to their final auction in Bolton, Lancashire. The countdown begins in Merseyside, where Mark finds himself literally stuck and struggling waist-deep in antiques. Christina on the other hand moves into property and buys a unique home. A detour sees Christina in a once secret bunker beneath the streets of Liverpool.

Natasha Raskin and Paul Laidlaw kick off their road trip on the west coast of Scotland. Paul's language gets a little steamy in Irvine, and Natasha reverts to type in Prestwick. Military buff Paul gets excited when he finds some desk ink stamps dating from the Cold War. And Natasha ends up on ice as she gets to grips with an ancient sport in Ayrshire. Paul finds his way to some serious profit when he locates incredibly intriguing maps.

Cumbria is the shopping destination for Natasha Raskin and Paul Laidlaw in this episode. Also, Natasha visits a mint cake factory, while Paul discovers an intriguing side to Cumbria's wartime past.

Natasha Raskin and Paul Laidlaw are in historic York and face very different challenges. For Paul it's to build on earlier successes, while for Natasha it's simply to stay in the game.

Cantering towards an auction in Newmarket, Natasha Raskin and Paul Laidlaw are taking their classic car around Norfolk and Suffolk on an antiques hunt.

The tartan twosome, Paul Laidlaw and Natasha Raskin, are antiquing in Norfolk, but somehow finding time to go down a Neolithic flint mine and go into print. It's the final 'Round Britain Rummage' and they unearth a rarely seen art nouveau food warmer and a charming 19th-century table croquet set. They're headed for one last auction in Diss and it's still anyone's game. Who will win this Road Trip?

The West Country beckons for James Braxton and Raj Bisram. Kicking off in Jane Austen's Bath, they motor through Bristol and Hungerford before boarding the Isle of Wight ferry.

Raj Bisram and James Braxton are on a buying spree on the beautiful Isle of Wight. Raj unravels the tale of one former famous local and James takes a peek beneath the waves.

James Braxton joins a band of Morris Men while Raj Bisram gets 'tanked' up - but this epic Road Trip shopping spree through Somerset ends with an auction in Woking.

Antiques experts James Braxton and Raj Bisram continue their antiques hunt in the beautiful New Forest. Their French classic car is pointed towards an auction in Shrewsbury.

James Braxton and Raj Bisram face a tight-run race as they head from Cheshire to their final auction in Somerset. There is still time for two more detours, however: Raj hears why a group of daredevil playboys decided to drive their car into the Savoy to join them for dinner, and James learns why a pint in the Crown and Anchor pub played a vital role in verifying the quality of silver in 1773.