143K likes, 1,369 comments - captivatinghistory on October 31, 2025: "During a demonstration of the German Leopard 2 tank, engineers performed an unusual yet impressive test to showcase its gun stabilization system. They placed a full mug of beer on the tank’s gun barrel while the vehicle drove over rough terrain, turned, and maneuvered, yet the beer barely spilled a drop. This simple yet effective display became one of the most memorable demonstrations of German engineering precision.".