motocross rider escaping from his pursuers competing on a hilly dirt track during an off-road competition under a clear blue sky

action activity adrenaline adventure bike biker biking blue change clear competing competition dirt downhill driving dusk dusty endurance escaped escaping event extreme fast gear grade hanging helmet hilly hours hump jump motocross motorbike motorbiking motorcycle motorcyclist motorsports mud off-road offroad outdoor persecution protective pursuers race racing rider road sky speed sport sports team thrill track trail