Ferdinand De Lesseps, "the Great Frenchman", is convinced that he is the man to build the Panama Canal. No, he isn't an engineer and, no, he's never actually been to Panama before. But he managed to dig the Suez Canal, and everyone said that would be impossible too. How hard can it be? For a full list of sources, see the show notes at timharford.com. Get ad-free episodes, plus an exclusive monthly bonus episode, to Cautionary Tales by subscribing to Pushkin+ on Apple Podcasts or Pushkin.fm. Pushkin+ subscribers can access ad-free episodes, full audiobooks exclusive binges, and bonus content for all Pushkin shows. Subscribe on Apple: apple.co/pushkinSubscribe on Pushkin: pushkin.fm/plusSee omnystudio.com/listener for privacy information.