According to the sign at the posted coordinates, this site provides milkweed, nectar sources, and shelter needed to sustain monarch butterflies as they migrate through North America.
Certified and registered by Monarch Watch as an official Monarch Waystation.
ABCD XXXXXXXX Ave/City/State/Zipcode
This cache can be found at
N 41° 56.(780-D) W 88° 44.3DB