Arrange fruit in a 5-ring mold; add 3/4 cup water. Freeze until solid. Add enough water to fill mold; freeze until solid.

Just before serving, in a punch bowl, combine juice concentrates with 2 cups water. Stir in ginger ale. Unmold ice ring by wrapping the bottom of the mold in a hot, damp dishcloth. Invert onto a baking sheet; place fruit side up in a punch bowl.