Since the public opening on April 4, 1973, New York's iconic Twin Towers ... following the 9/11 attacks. An aerial shot of Lower Manhattan shows the Twin Towers finally completed in 1975 after ...

In January 1974, now 24 years old, he flew to New York City for the first time in his life to put his daring plan into action. After months scouting the towers, including posing as a journalist to ...

He also was involved in such notable projects as a new master plan for the National Mall in Washington, D.C. and an expansion of Dulles International Airport in Virginia.

David Childs, the lead architect of the One World Trade Center skyscraper that rose from the site where the Twin Towers collapsed in New York City during the 9/11 attacks, has died. He was 83.