Modern Marvels - Season 11 - Eps 50: Engineering Disasters 9
What happens when the calculations of builders and engineers prove wrong and their constructs come tumbling down? In this episode, we examine the 1987 failure of the Schoharie Creek Bridge in New York; the partial destruction by a runaway freighter of the Riverwalk Marketplace in New Orleans in 1996; the roof collapse of the Rosemont Horizon Arena in Illinois in 1979; the deadliest grain-dust explosion on record in Westwego, Louisiana, when a grain elevator exploded in 1977; and the crash of the British R101 airship in the 1920s.
About Modern Marvels

Title: Modern Marvels
First Air Date: 1993-12-10
Last Air Date: 2022-08-08
Status: Returning Series
Rating: 7.9/10 (from 27 votes)
Language: EN
Seasons: 23
Total Episodes: 705
Network: History H2
Genres: Documentary
Production Companies: Jupiter Entertainment, Six West Media
Synopsis
HISTORY’s longest-running series moves to H2. Modern Marvels celebrates the ingenuity, invention and imagination found in the world around us. From commonplace items like ink and coffee to architectural masterpieces and engineering disasters, the hit series goes beyond the basics to provide insight and history into things we wonder about and that impact our lives. This series tells fascinating stories of the doers, the dreamers and sometime-schemers that create everyday items, technological breakthroughs and manmade wonders. The hit series goes deep to explore the leading edge of human inspiration and ambition.