You can park your car on the main road outside this cache. This cache is a daytime cache, please be descreet as there are LOTS of mugglers walking dogs. You will need a pen and maybe tweezers, as this is a micro cache. A b usy area so please watch out for muggles.
There is a BONUS cache to the DH series. You will need the number from this cache to find the bonus cache. The bonus cache has the formula in the description and this cache is cache 'D' from the formula.