1. Napa

James Martin starts his American adventure with a visit to one of his favourite places in the USA: The Napa Valley. James visits one of the world's best restaurants "The French Laundry" and blends his own wine at an exclusive vineyard.

2. Santa Cruz

His Adventure continues with a cruise along California's Pacific Coast to Santa Cruz. James shops at a local farmers' market, cooks at a family run artichoke farm and tries his hand at surfing only to be upstaged by a surfing dog!

3. San Francisco

James arrives in the city of San Francisco where James cooks on a former warship. James gets inspiration from the famous Chinatown and a chocolate festival takes centre stage.

4. Sonoma

James Martin continues his American adventure with a drive on his much-loved Harley through Sonoma County. As well as cooking at a vineyard, James also visits Single Thread, a farm and restaurant run by a passionate husband and wife team.

5. Sonoma Raceway

James continues his adventure with a high-octane pit stop at the world-famous Sonoma Raceway where preparations for the IndyCar season finale are taking place. And it's the perfect backdrop for James to cook.

6. Los Angeles

James Martin enters Los Angeles driving a vintage Porsche. After a visit to an incredible food market in Santa Monica, James drops in on his old friend, chef-to-the-stars Wolfgang Puck at his Beverly Hills restaurant CUT and cooks on Santa Monica's famous beach.

7. San Antonio

James begins the Texan leg of his American adventure by visiting a place with more than a hint of Mexican spice: San Antonio, which was once a part of Mexico. James tries a barbecoa (Mexican barbeque), fresh chorros and Mexican style chilli.

8. Austin

James continues his American adventure in Austin, Texas. James starts with a breakfast taco at iconic Torchy's, followed by a cowboy themed shopping spree. He then cooks in front of a mural dedicated to his favourite ingredient – Butter!

9. Fort Worth

James continues his American adventure with a full on Cowboy onslaught around Fort Worth. After trying some of the best barbecue meats on the planet in Angelo's, James dusts off his dancing boots to take part in line dancing at Billy Bobs: The World's largest honky-tonk. To finish off his time here, James discovers a riverside oasis to barbecue some glorious Texan meats.

11. New Orleans

James Martin drives into New Orleans for a foodie hit in the city nicknamed "The Big Easy". The visit includes redfish for lunch and a po'boy sandwich.

12. Plantation Country

Louisiana's plantation country is the next stop on James Martin's American Adventure. Famous for its sugar production, the area has a rich history.

13. Lafayette

James Martin's American Adventure continues with a drive towards Louisiana's swamplands that includes a trip to Lafayette, a city with a foodie legacy.

14. Avery Island

James continues his American Adventure with a trip to Avery Island, a large salt mound and home of the chilli peppers used to make Tabasco sauce.

15. Baton Rouge

James Martin ventures into Louisiana's state capital of Baton Rouge on his American Adventure to experience a unique American phenomenon - tailgating.

16. Boston

The chef heads to Boston, where he goes on shopping spree in the public market ahead of cooking with local ingredients. He visits a restaurant where cocktails are often inhaled rather than drunk and finishes by taking a trip to Fenway Park baseball stadium to live out a boyhood dream.

17. Salem

The chef explores Salem, Massachusetts, which was made famous by the witch trials of 1692. He visits a unique spice shop, where he picks up some ingredients to cook with, and also meets a seafood artist and makes a stop at Turner's, a family-run seafood business.

18. The Hamptons

This time, the chef's culinary journey takes him to The Hamptons. First, James learns about the area's rich farming history and visits Amber Waves Farm to cook a pizza using local, seasonal produce. Then, the chef pays a visit to seafood restaurant The Dock House in Sag Harbour , where he samples their famous chowder.

19. Philadelphia

James heads to Philadelphia, where Reading Terminal Market provides all manner of ingredients for his dishes. The market even has its own kitchen, so if he forgets an ingredient, it is not a problem. James then takes a tour of the city's famous murals, sees one of the most impressive car collections in the world and hears about the rise of vegan eating restaurants in the city.

20. New York

James ends his coast-to-coast exploration of the US in New York City. After a bite of pizza at a popular pizzeria in Greenwich Village, James cooks on one of the city's famous piers. New York has a wealth of French fine-dining restaurants, and the chef cannot wait to take a bite of the action.