Near the posted coordinates you will find a large rock with a dedication plaque.
There are eight names on this plaque.
Select the first letter of the first names and the first letter of the last names in order.
Number the first ten unique letters 0-9.
This will be your answer key for the five La Grange Park Bicycle Trail multi-caches.
This cache can be found at:
N41° 49.PJP W87° 53.ALP