The 9-hole "Geauga Hidden Valley Coun" course at the Geauga Hidden Valley Golf Course facility in Thompson, Ohio features 3,206 yards of golf from the longest tees for a par of 36. The course rating is 35.5 and it has a slope rating of 113 on Bent grass. Designed by Andrew Mantel, the Geauga Hidden Valley Coun golf course opened in 1963.