ABC News documents the memorial and describes the sculpture as standing at the center of thousands of flowers and tributes.

Union Square developed into a spot for thousands of people who wanted to express themselves in one way or another about what happened, or just to be around other people.

French President Jacques Chirac places flowers at the Union Square Memorial during his visit to New York.

The Union Square Memorial united New Yorkers against terror.

“I along with all New Yorkers am deeply touched by your compassion and will never forget it.”

The Union Square Memorial was included in a group exhibition dedicated to artworks created in response to the events of September 11.