The Nautical Mile in St. Clair Shores takes its place as the centerpiece of AquaFest, a two-day summer celebration featuring lakeside fun ranging from a dog-jumping event to a watermelon-eating eating contest among other family attractions.Event organizers say the festival, which takes place Saturday and Sunday, it's designed to showcase the collection of restaurants, marinas and speciality shops along the Nautical Mile, as Jefferson Avenue between Nine Mile and 10 Mile roads is known.