The AC-130 is the world's biggest flying artillery gunship - nicknamed 'Hell in the Sky.' With three side-firing weapons, a 25mm gatling gun, a 40mm Bofors cannon, and a 105mm howitzer, it's easy to see why it got its name. 🎥Air Warriors | Smithsonian Channel Aviation Nation

12K views · 493 reactions | The AC-130, one of the world's most heavily armed aircraft, is renowned for its formidable firepower, including a 105 mm howitzer. Costing around $165 million each, it has shown its effectiveness in various battlefields, from Vietnam's jungles to Iraq's deserts and Afghanistan's mountains. | Interesting Engineering | Facebook