Image from a reenactment of an American Civil War battle. This canon is a "20-pounder", larger than most of the field artillery pieces used in reenactments. It was VERY loud and shook the ground, even with just a powder load with no ball. ISO 400. Polarizer filter used. Hand held at 35mm equivalent of 210mm. Stabilizer setting #2. Other camera settings were: Contrast: +1; Sharpness: 0; Saturation: +1; Noise Reduction: 0. PP in PhotoShop Elements 5.0 and Noise Ninja.