This Frank Lloyd Wright-inspired 4BR/3BA estate features 4,778 sq ft of living space on 18 wooded acres, complete with a creek, one mile of trails, and a 16x32 indoor saltwater pool with a sauna. Extensively updated since 2009, the property includes a massive 48x96 pole barn with a 700 sq ft heated guest apartment, an outdoor wood boiler, and a 300 zipline. This rare private retreat in Otsego, MI, also boasts a new roof, remodeled baths, and a Generac generator.