If you want to explore motorsports on TV, you might want to start with these annual classics. Speaking as an endurance race fan: The four great races are the 24 hours of Daytona, Le Mans, Nürburgring and Spa
24 hours of Le Mans (Endurance race)
24 hours of Daytona (Endurance race)
Baja 1000 (Off-road)
Bathurst 1000 (Touring cars)
Dakar rally (Rally raid)
Daytona 500 (NASCAR)
Goodwood Festival of Speed (Festival)
Indianapolis 500 (Indy 500, Indycar)
Isle of man TT (Motorcycle time trail)
Mille Miglia Storica (Parade)
Monaco grand prix (Formula 1)
Monte Carlo rally (Rally)
Nürburgring 24 Hours (Endurance race)
Pikes Peak International Hill Climb (Hillclimb)
Spa 24 hours (Endurance race)
Speed week (Bonnerville, Speed tests)