The current Tacoma-Narrows Bridge are twin bridges that span the Tacoma Narrows Strait. The original bridge, nicknamed "Galloping Gertie", collapsed in 1940 due to high winds. In 1950, a replacement was constructed, and in 2007, a twin bridge was opened due to high amounts of traffic in the area. With no drivers or walkers, how long will it stand?
100 years after people A century without maintainance has left the twin bridges covered in corrosion. Soon a strong wind blows by, and just like Galloping Gertie, the modern Tacoma-Narrows Bridge sways before the suspension cables snap, bringing the entire roadway down to the waters.