"Tribute in Light" Explained: Gustavo Bonevardi, a designer of the "Tribute in Light", explains why he believes it is too early for a permanent memorial.
ArchitecturalRecord News: 9/11 Remembered with Two Temporary Memorials: News about the proposal.
CNN: Twin Towers of Light Beam from 'Ground Zero': Information about the towers of light and why they should light up the New York skyline with pictures, a video, an interactive animation, technical information.
Photo Gallery: A Tribute in Light: A variety of images by Pete Burke of the "Tribute in Light" of 2002 with comments.
Photography by Charles Peifer: Tribute in Light: Photographs of the Tribute in Light 2005 and 2004.
Port Authority Police Memorial: WTC Lights: Photograph and summary of the lights with a link to an image of a New York Times article.
Towers of Light: Information about the memorial in light to the World Trade Center disaster composed of two skybeams. Includes links to opinions of and other information about the idea and a chance to email your own views.