These are my favorites from the Midwest:
Ohio
Mound (Miamisburg, OH) designed by Alex “Nipper” Campbell, very cool greens
Eaton CC (Eaton, OH) another Alex “Nipper Campbell course, very cool greens
Athens CC (Athens, OH) design by Donald Ross
Elm GC (Athens, OH) built in the 20’s, but this one may have closed, very hilly fun course
Perry CC (Perry, OH) fun hilly course will built-up 20’s greens
Adams County (West Union, OH) opened in the 20’s has some wild greens
LC Boles Memorial (Wooster, OH) opened in the 30’s has several unique greens
Switzerland of Ohio (Beallsville, OH) wild terrain, you will not think you’re in Ohio
Michigan
Iron River (Iron River, MI) designed by William Langford
Keweenaw Mountain Lodge I believe Landford & Moreau were involved here
Gateway (Land O Lakes, WI) five holes in Wisconsin and four holes in Michigan designed by Robert Bruce Harris in the 40’s
Crystal View (Crystal Falls, MI) built in 20’s very very hilly terrain, wonderful built-up old school greens
Grand Beach (Grand Beach, MI) Bendelow design opened in 1912
Treetops – Threetops 9-hole par 3 course on crazy terrain
Forest Dunes – Bootlegger 10-hole par 3 course designed by Keith Rhebb and Riley Johns (designers of Winter Park, FL 9 Hole)
Indiana
Centennial Park (Munster, IN)
Culver Academies (Culver, IN) Langford & Moreau
Maxinkuckee CC (Culver, IN) Langford & Moreau for 5 or 6 holes
North Dakota
Medicine Hole (Killdeer, ND) Jim Engh design
South Dakota
Meadow Creek (Volga, SD)
Minnesota
Camby (Camby, MN) Built in 1920, rolling terrain with small built up greens
Iowa
Wildwood Municipal (Charles City, IA) built in 1917, great walk over gently rolling terrain, remaining original greens are a blast to putt on
Chris