An extraordinary Northern Michigan property offering a rare combination of private lake frontage, substantial improvements, up to 670 wooded acres and exceptional infrastructure — offered at $3.9 million. At the heart of the property is Rockwell Lake, a beautiful private 45–50 acre lake surrounded by mature forest, miles of trails and an impressive collection of residential and recreational buildings.----------- The centerpiece is a 12,500 sq ft lodge featuring 10 guest suites, commercial kitchen, dining areas, large gathering spaces and expansive views of the lake and surrounding property. Four additional residential buildings provide approximately 8,800 sq ft of additional living space, complemented by a separate manager's residence, maintenance and support buildings, backup generators, utilities and extensive existing infrastructure.------------- Originally developed as a private retreat and recreational campus, the property offers remarkable versatility. Potential uses include a private family or corporate retreat, resort or hospitality operation, educational or recreational camp, nonprofit campus, leadership or training center, residential program, wellness or behavioral health facility, or one-of-a-kind private estate, subject to applicable governmental approvals.-------------- The setting is difficult to duplicate: a private lake, extensive waterfront, wooded acreage, established trail system, multiple residences, commercial-grade facilities and room for recreation and future opportunities — all within one exceptional Northern Michigan property.------------ Offered at $3.9 million with a substantial portion of the surrounding acreage. The complete approximately 670-acre property is also available for $5.9 million. This is a unique opportunity to acquire a major Northern Michigan lakefront property at a compelling price