Long way down

Bon voyage and best of luck to Neil and Hannah, friends of ours who today set off on an epic 18,000 mile journey worthy of Ewan McGregor and Charlie Boorman. Over the next seven months they'll be travelling by Land Rover from their hometown of Newtown in mid Wales all the way to Cape Town, raising money for Unicef in the process.

Slightly worryingly, Hannah told the Radio Wales audience the other morning that the only time she and Neil argue is in the car...