High Quality Content by WIKIPEDIA articles! The Top Gear test track is used by the BBC automotive television programme Top Gear. It is located at Dunsfold Aerodrome in Surrey, United Kingdom. The track was designed by Lotus Cars as a testing facility for the Colin Chapman run company, with many of its Formula One cars tested there. It is used to test both cars and drivers seen on the programme, mainly in Power Laps and Star in a Reasonably Priced Car.