Spencer Platt/Getty Images

A 335-foot-long skylight on the World Trade Center Transportation Hub in New York is intended to symbolize the events of Sept. 11, 2001, and the light shines after darkness in tragedy. The Oculus skylight allows the "Way of Light" to pass through the main section of the transit hub at 10:28 a.m., the moment of the first tower's collapse.

Full Story:

Related Summaries