The fascist dictator built a ballroom in the garden of the Reich Chancellery in Berlin — beneath it was his first bunker.

In public, Hitler presented himself as devoted only to Germany. In private, he needed companionship. Hitler presented himself as a single man, devoted only to Germany. But this was a lie. In private, ...

This first appeared in the Planet Money newsletter. You can sign up here. BERLIN — On a Wednesday afternoon in late August, I traveled to a tourist attraction in the heart of Germany's capital. If I ...