Looking for the perfect way to launch your spring adventures? Don’t miss Curwood Castle’s Opening Day for guided tours! Experience the romance and mystery of this riverside castle as expert guides share fascinating stories and secrets from its colorful past. This is the very first day tours are being offered in the new season—so grab friends and family, and make some memories inside Owosso’s most beloved landmark. Whether you’re a longtime resident or just passing through, Curwood Castle is ready to welcome you back!