The Top Gear: The Great Adventures is a boxed release of the Polar Special which is a 72 minute "Director's Cut". and the US Special but a cut down 50 minute version. Polar Special - "Clarkson and May, in a seriously modified Toyota, take on Hammond and his dog sled in a 450 mile race to the north pole as they drive over thin ice to face in-tent hostilities, polar bear fear and desperate food fantasies." US Special - " The ultimate road trip and finds the guys driving $1000 wrecks over 700 sti...