#pentagon #secrettour #interior What secrets lie behind the five walls of the Pentagon? As the nerve center of the United States Department of Defense, this massive structure isn’t just an office—it’s a fortress, a symbol of power, and a hub of military strategy. But did you know the Pentagon was built in just 16 months during World War II? Or that it has over 17 miles of corridors, yet you can walk between any two points in under seven minutes? With hidden tunnels, a classified command center, and its own subway system, the Pentagon is filled with mystery. But what really goes on behind its walls? Who gets access to its top-secret rooms? And what makes it one of the most impenetrable buildings on Earth? Let’s step inside and uncover the hidden world of the Pentagon.