Alfred Eisenstaedt's 1983 portrait of the Twin Towers, taken from across the East River and beneath the Brooklyn Bridge.
Aboard the Staten Island Ferry with the Twin Towers rising in the background, 1971.
Aerial view of Manhattan with the new, nearly completed World Trade Center's Twin Towers dominating the southern rim of the island, 1971.
A plane explodes after hitting the second tower of the World Trade Center as the other tower burns in New York September 11, 2001 with the Brooklyn bridge in the foreground. Both towers of the complex collapsed after hijacked planes hit them. (REUTERS/Sara K. Schwittek