History Photographed on Instagram: "On September 6, 2001, the World Trade Center’s Austin J. Tobin Plaza was a busy public space surrounded by the Twin Towers and other WTC buildings.⁠ ⁠ At its center stood The Sphere by Fritz Koenig, along with other sculptures like Ideogram and Cloud Fortress.⁠ ⁠ The 5-acre granite and marble plaza served as a gathering hub for workers, tourists, and shoppers moving through the complex.⁠ ⁠ Just five days later, the plaza would be destroyed in the September 11