We investigate the hidden archives of the Smithsonian Institution to reveal the archaeological and technological secrets behind America’s most iconic artifacts. From the exquisite engineering of a World War II Japanese Zero and the samurai code of its pilots to the 1,000-year-old biological mysteries of homing pigeons used in WW1, we explore how history is preserved. We also examine the grim reality of Civil War medical tools and the evolution of human remains and prosthetics, showcasing how the past continues to shape our future.