Clarkson will take on his co-stars in a trip across Europe from Wembley Stadium to Milan's legendary San Siro.
[The 'Top Gear' boys start at Wembley]
Hammond and May will be using various European rail networks, while Clarkson will attempt to beat them in a £35,000, 662 horsepower Shelby Mustang GT500.
The winners will get tickets to a top flight football match as a reward.
[James and Richard deal with European train travel]
Pop singer Amy MacDonald is the special guest on this week's show and will take on the 'Star In A Reasonably Priced Car' challenge.
Meanwhile, Clarkson will road test the new Toyota GT86 coupe.
[Clarkson heads to Milan in his Mustang]
Top Gear continues on BBC Two at 8pm on Sunday nights.