Join us in a Naval Battle Extravaganza! Those About to Die Salute You, a battle on water wielded with baguette swords and watermelon cannon balls by New York's art dignitaries, will take place on Thursday, August 13, 2009 at 6 pm in a flooded World's Fair-era reflecting pool in Flushing Meadows Corona Park, just outside of the Queens Museum of Art. Various types of vessels have been designed…