The cache is hidden at
N 51.30.ABC
W 000.03.DEF
to find ABCDEF:
At the given co-ordinates you'll find a statue.
How many planters and adventurers? This is FAD
Go back to the road and look around to find some blue statues on a building:
The Charity School was instituted in 17C2
The Free School was founded in 1EB3
The cache is no more than 2 minutes walk away