You can approach this cache in a variety of ways.
Walk: Park your car and take an easy stroll down the trail. Be on the lookout for speedy mountain bikes from behind. After finding the cache you can return the way you came, or explore a bit further and complete a loop back to your car.
Run: For the more energetic you can always take a jog to the cache. Afterwards there are loads of options and distances to return back to your vehicle.
Cycle: You can take the easy green route, or be a bit more adventurous and go for the black route. Once your adrenalin levels have subsided you can search for the cache.
Although I have never had a problem, it is probably a good idea to take a friend along when exploring the Baakens Valley.