September 8, 1900, began innocently in the seaside town of Galveston, Texas. Even Isaac Cline, resident meteorologist for the U.S. Weather Bureau, failed to grasp the true meaning of the strange deep-sea swells and peculiar winds that greeted the city that morning. Mere hours later, Galveston found itself submerged by a monster hurricane that completely destroyed the town and killed over 6,000 people in what remains the greatest natural disaster in...

This feature-length special based on Erik Larson's book has weather experts, historians, and survirors' descendants guiding us through the horrific day that claimed over 6,000 lives.