#20: The Cold War’s Doomsday Backup Plane
The revelation that the E-4B, also known as the Doomsday Plane, exists alongside Air Force One as a nuclear-proof command center is astounding. It’s designed to safeguard leaders in extreme scenarios, showcasing Cold War-era preparation for the unthinkable.

Developed during the Cold War, the E-4B is a standby doomsday rescue aircraft, fully equipped yet unused. Its existence is a hopeful testament to its never-needed purpose, symbolizing a precarious balance between preparation and optimism.