In 1979, armed men took control of one of America’s most famous national parks — 750 feet underground. More than 100 visitors were trapped inside the Big Room at Carlsbad Caverns while gunshots echoed through the darkness. The hostage takers demanded money, a flight to Brazil, and a reporter to tell their story. What happened next became one of the strangest and least-known incidents in National Park Service history. Join the PARKography Facebook group to discuss this episode and more: https://www.facebook.com/groups/parkography