Welcome to the MCCully Heritage PRoject Learn more Explore our 940 acres in the hills and hollows of Calhoun County, Illinois Upcoming Events We are OPEN for HIKING and Trail Riding.NO GROUPS OR Social GATHERINGS over 10 people.PLAYGROUND IS CLOSED. Stay up to date WE ARE OPEN FOR TENT CAMPINg. Book a Campsite at HIPCAMP The prairie and more is in bloom!