Comedy goddess Dawn French joins Richard in Athens for some ancient history, doughnuts, molecular food, ouzo, and a radical pedicure involving a toothless fish.

Nish Kumar joins Richard for a potter round Porto.Their stuffed mini-break includes scooters, a tipple or two, a fat sandwich, pastries, confession, and some amazing views of Portugal's second city.

Richard Ayoade and Bob Mortimer go for a spin round cosmopolitan Hamburg. There's a Beatles tour in the red-light district, some local hash - corned beef - and hip cocktails.