This is a fuller frame of an original color photograph taken by Walter Frentz of (left to right) Heinz Guderian, Adolf Hilter, and Wilhelm Keitel, along with others at the Wolf’s Lair military headquarters at Rastenburg in East Prussia.
British Army officers pose next to projectiles fired by the “Dora” railway gun. Dora and its sibling “Gustav” were 80 cm guns developed in the late by Krupp as siege artillery for the purpose of destroying the French Maginot Line fortifications.
Schwerer Gustav and Dora -- These two monstrous German 80 cm railway siege guns are the largest caliber-rifled weapons ever. They were used in live combat during World War They have the heaviest ammunition shells ever in history.