Richard Dawkins makes regular television appearances.
This is a list of racetracks which have hosted a Pirelli World Challenge race between 1990 and 2017 .. Pirelli World Challenge. Pirelli World Challenge. Several nations have hosted a race , including the United States , Canada , Mexico , and Puerto Rico .. Canadian Tire Motorsport Park has hosted the series in 26 of its 28 seasons , the most of any track .. Canadian Tire Motorsport Park. Canadian Tire Motorsport Park. The 11 tracks which are scheduled to host a race in the 2017 Pirelli World Challenge scheduled season , are listed in bold .. Pirelli World Challenge. Pirelli World Challenge. 2017 Pirelli World Challenge. 2017 Pirelli World Challenge