Paul begins his culinary journey across Japan in Tokyo with solo dining and karaoke. He takes a karting tour dressed as a ninja turtle.

Paul rides the bullet train, visits Okinawa, and receives a cookery lesson from an atomic bomb survivor in Hiroshima.

Paul's journey across Japan concludes with a noodle eating challenge, a meal with a sumo, and an `eat-till-you-drop' tour in Osaka.

Paul Hollywood sets off on a culinary voyage to Mexico. In Mexico City, he samples the best taco he's ever had, attempts to eat a tarantula and has a go at fire hockey.

Paul attends a quinceañera party in Baja California and tries fresh cactus in Milpa Alta and insects in Oaxaca. He visits one of Mexico's best restaurants on the Yucatán Peninsula and judges a pasty baking competition in a small mining town.

As Paul indulges in beverages from hot chocolate to a trendy Mexican cola, he also explores how Mexico's love for sugar is resulting in increased obesity.