In the land of Mardi Gras, jambalaya, and zydeco, exists an engineering marvel called the Lake Pontchartrain Causeway that seems to go on forever. See more in Season 9, Episode 37, "Lake Pontchartrain Causeway." Love Modern Marvels? Stay up to date on all of your favorite The HISTORY Channel shows at http://history.com/schedule. #ModernMarvels Subscribe for more full episodes from The HISTORY Channel: http://histv.co/SubscribeHistoryYT Check out exclusive The HISTORY Channel content: History Newsletter - https://histv.co/newsletter Website - https://histv.co/History Facebook - https://histv.co/Facebook Instagram - https://www.instagram.com/history TikTok - https://www.tiktok.com/@history The HISTORY® Channel, a division of A+E Global Media, is the premier destination for historical storytelling. From best-in-class documentary events, to a signature slate of industry leading nonfiction series and premium fact-based scripted programming, The HISTORY® Channel serves as the most trustworthy source of informational entertainment in media. The HISTORY® channel has been named the #1 U.S. TV network in buzz for seven consecutive years by YouGov BrandIndex, and a top favorite TV network by Beta Research Corporation. For a deeper dive, visit history.com or follow @history on Instagram, Twitter, Facebook, YouTube and TikTok.