How about a Minty Honeydew Limeade?
Bring 1 cup each sugar and water, the zest of 2 limes and 1/3 cup mint leaves to a boil, stirring. Let cool; strain. Puree 2 cups chopped honeydew in blender. Strain. Puree 2 cups chopped honeydew in blender. Stir together honeydew puree, 1 cup fresh lime juice, lime-mint syrup and 3 cups cold water. Chill 2 hours. Enjoy

Stir 1 cup each sugar and water over low heat until sugar disolves. Puree 1/2 cup chopped watermelon; strain. Mix syrup, 1 cup fresh lemon juice, 5 cups cold water and watermelon juice. Serve over ice.