The Tribute in Light, an annual art installation in remembrance of the September 11 attacks, was tested on September 5, 2024, ahead of its 23rd anniversary. It consists of 88 vertical searchlights arranged in two columns of light to represent the the World Trade Center Twin Towers. They will be visible within a 60-mile radius around Lower Manhattan from dusk on September 11 to dawn on September 12, 2024.