Park at N50 53.803 W001 17.597 where you will find some facilities to keep the kids occupied, toilets and occasionally refreshments at the kiosk.
Walk to the clue at N50 53.757 W001 17.588 where you will find a sign. The following clues are all taken from this sign.
In the first paragraph there is an amount of money with 5 digits.
A = second digit + third digit
B = the first three digits added together
C = The fifth digit
In the third paragraph there is a number of oaks with 4 digits
D = first digit + fourth digit
E = first digit + second digit
F = fourth digit - first digit
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