The State Hermitage Museum in St. Petersburg, Russia, is visited. Included: Catherine the Great's lusty appetite; Rasputin's real killer; a World War II-inspired exodus of art and felines; and an investigation of Peter the Great.
The Smithsonian Institution museums in Washington, D.C., are visited. Included: a Japanese warplane used in the attack on Pearl Harbor; the story of a homing pigeon that saved more than 200 lives; and what it will take to put a human footprint on Mars.
A visit to Versailles, the palace on the outskirts of Paris that was once home to French monarchs, spotlights the encrypted letters of Marie Antoinette; the real man behind the fictional D'Artagnan; and a suspicious death of a king's mistress.
Season 2 opens with a visit to the Bardo National Museum in Tunis, Tunisia, which features artifacts from the Carthaginian, Roman, Byzantine and Ottoman periods. Also: fire catapults; the alleged dark ritual of child sacrifice.