Close-up of the Dornier Do X, one of the most powerful aircraft ever built in its era. Featured in Popular Science Monthly, October 1929, the Do X was a breathtaking symbol of engineering ambition and aviation luxury. With its twelve roaring engines mounted across a massive high wing, this flying boat was designed to carry more passengers than any other aircraft of its time, offering an experience that resembled a floating palace in the sky. Only three examples were ever constructed, yet their s