Drones recreate Twin Towers in tribute ahead of 9/11 anniversary
A coordinated swarm of thousands of drones recreated the silhouette of New York’s Twin Towers in a light display staged as a memorial. The installation incorporated 2,977 illuminated points, with each light representing one person killed in the September 11 attacks, and was presented ahead of the 25th anniversary.

Why It Matters
The display served as a public act of remembrance using modern technology to honor those lost on September 11; by assigning one light per victim, organisers highlighted the scale of the tragedy as the milestone anniversary approaches.
Key Facts
- What happened: Thousands of drones recreated New York’s Twin Towers
- Number of lights used: 2,977 lights
- Symbolism: Each light represented one person killed in the September 11 attacks
- Timing: Presented ahead of the 25th anniversary of the September 11 attacks
A large-scale drone light display recreated the outline of New York’s Twin Towers as part of a memorial installation. The effect was achieved using a coordinated swarm of thousands of drones that formed the familiar tower shapes in the sky.
Organisers equipped the formation with 2,977 individual lights. Each illuminated point in the display was intended to represent one person who died in the September 11 attacks, translating the human toll of the event into a visual tribute.
The installation was staged in the run-up to the 25th anniversary of the attacks, presented as an act of remembrance for those who were killed. The use of drone technology provided a modern, large-scale way to mark the milestone while emphasizing the number of victims through its symbolic lighting.
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