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9-11 memorial tops 1 million visitors

Officials announced Thursday that more than 1 million visitors have viewed the September 11 memorial in the four months since its opening.

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Visitors view the the September 11 memorial on Thursday in New York City.

Spencer Platt / Getty Images

Guests visit the September 11 memorial in New York City on Thursday.

Spencer Platt / Getty Images

A maintenance worker cleans panels containing names of the victims of the terrorist attacks on Thursday, Dec. 29 in New York City.

The anticipated museum at the site is still under construction and expected to open on September 11, 2012.