Raspberry Rum Punch
From Instyle [1] magazine

1 pint raspberries (or 1 pint frozen raspberries)
1 cup simple syrup
4 cups club soda
4 cups dark rum
4 cups fresh lime juice
2/3 cup superfine sugar
Ice
raspberries, lime wedges, optional for garnish

1. In a punch bowl crush the raspberries and simple syrup.
2. Add the club soda, rum, lime juice, and sugar.
3. Ladle into ice-filled glasses; garnish with the raspberries and lime slices.