Parking is plentiful around this cache. Your exact choice of location may depend on the time you choose to attack it so I will leave that part up to you. It is only asked that you exercise caution for the muggle factor. People may get curious as to why you are parking there and wandering off if you choose a populated area.
A short walk to ground zero will place you where you need to go. This little ugly duckling stood out to me one day as I scouted locations so I couldn't resist featuring it. Shouldn't be too hard, just a little excuse for a smiley...