Sunny Haven Recreation Park is a private, family oriented nudist park located near South Bend, Indiana. Welcome to Fern Hills Club, your family nudist resort destination in south central Indiana! Plan a visit today. Contact Us. Indiana Naturists is a nudist social group. Our members are from Indiana, Ohio, & Michigan. We believe the unclothed human body is natural and wholesome. We emphasize self-acceptance, the acceptance of others and the freedom to enjoy wholesome nude activities in a protected environment.