Today marks 76 years since 'Galloping Gertie' Tacoma Narrows Bridge collapse. Watch the full video here: via.q13fox.com/f7FSh | FOX 13 Seattle

WEATHER HISTORY: On the morning of Nov. 7, 1940, an incredible video was filmed that amazes viewers to this day. The Tacoma Narrows Bridge in Tacoma, Washington, began undulating as high wind blew against it. https://accuweather.com/en/weather-news/live-news/this-day-in-weather-history/1509363 The process that caused the collapse is known as "aerodynamic flutter" -- although a myth that the bridge was driven to its resonant frequency persists to this day. By 11 a.m., the structure's motion had b