Exceptional property perched on a mountain in Grenville-sur-la-Rouge, offering panoramic views of the Ottawa River and complete privacy. American East Coast-style home, 2 stories + fully finished basement, 3 bedrooms, panoramic terrace, hardwood floors, granite kitchen, living room with fireplace, finished basement, and office. 16-acre estate with pond, stream, and wildlife. 3-door garage and carport. Approved subdivision, Airbnb permitted, strong investment potential or mixed-use residence/rental project. Access to nature and recreational activities.