A circular, well rectangular, (Lane Bottom Rectangle) walk of about 4 miles and 12 caches
There is a possibility this could be done as a DB with parking close to the cache.
At the cache location look around for the following info, you might need some of it.
The windmills are tethered with how many wires each = H
On the green shed there is a phone number what is the 4th number? = J
How many hinges are on the green shed? = K