Bomber #666 was a heavily modified B-17 built to take on enemy fighters with 16 .50 caliber machine guns. Was it the most extreme bomber of WWII, or just an over-the-top experiment?

The PV-1 bomber, which also bore four guns, flew successful missions throughout the war. North American B-25 Mitchell One of the best known airplanes of World War II, the B-25 bomber was also one ...

The ball turret, like this one on a B-17 in England in 1943 ... praying that the guns wouldn’t jam or the barrels melt. To teach bomber crews how to survive these aerial attacks, the Army ...