Summer Pineapple Strawberry Cooler

1 12-ounce can frozen pineapple juice concentrate, thawed
1 6-ounce can frozen limeade concentrate, thawed
4 cups cold water * 1 liter club soda, chilled
Ice cubes
Fresh strawberries (optional)
Short (6-inch) wooden skewers
Assorted fruits such as halved orange slices, halved lime slices, orange sections, raspberries, strawberries, sliced kiwifruit, and mint sprigs