Biological Treasures of a Lost City Guest: Trond Larsen, Director of the Rapid Assessment Program at Conservation International A lost city, an impenetrable rainforest, species never before seen by science—no, this is not the plot of the next Indiana Jones, but the story of Trond Larsen and Conservation International’s expedition to the Mosquitia Rainforest. Finding the Ancient Honduran Civilization That Mysteriously Vanished Guest: Douglas Preston, journalist, "National Geographic," and author, "The Lost City of the Monkey God: A True Story" One of the greatest archaeological discoveries of our generation was made a few years ago when a research team went to the jungles of Honduras and discovered an ancient civilization whose ruins have been left completely untouched for centuries. The Land that Never Was Guest: Maria Konnikova, journalist and author, "The Confidence Game: Why We Fall For It . . . Every Time" Gregor MacGregor used his superior storytelling ability to fool hundreds into believing in a promised land that didn't exist. Sadly, many people lost their lives trying to find it. Why are great con artists so good? They're selling us what we already want to buy.