ONE WORLD TRADE CENTER

One World Trade Center, viewed from the 72nd floor of Four World Trade Center, on September 7, 2012 in New York City. As New York City and the country prepare for the 11th anniversary of the September 11, 2001 terrorist attacks, work proceeds at the former site of the World Trade Center Towers. The 16-acre site, which is owned by the Port Authority of New York and New Jersey and is being rebuilt with developer Larry Silverstein, has a projected price tag of $14.8 billion. – Spencer Platt/Getty Images

The Statue of Liberty, with One World Trade Center lit up in red, white and blue in the background, two days ahead of the Fourth of July holiday as seen from Bayonne, New Jersey, on July 2, 2012. – Julio Cortez/AP Photo

The 9/11 Memorial, seen from the 90th story of One World Trade Center in New York, on April 30, 2012. – Lucas Jackson/AFP/Getty Images

Construction continues at the World Trade Center in New York, on July 19, 2012. The Vehicle Security Center is at left, and the National September 11 Memorial and Museum is in the center. – Mark Lennihan/AP Photo

A view from the 71st floor of One World Trade Center of one of The National September 11 Memorial twin reflecting pools and visitors in New York, on April 30, 2012. – Stan Honda/AFP/Getty Images

US Marine Cpl. Mark Litynski of New Hope, Minnesota, looks up at One World Trade while visiting the 9/11 Memorial at ground zero in New York, on July 4, 2012. Litynski was visiting the memorial with other wounded veterans as a part of a trip organized by the Stephen Siller Tunnel to Towers Foundation, which is helping to build accessible homes for the wounded veterans. – Seth Wenig/AP Photo

The base of one of the cranes used to raise heavy material stands inside the top floors of One World Trade Center as the building nears 100 stories tall in New York, on March 23, 2012. – Lucas Jackson/Reuters

The under-construction One World Trade Center (center) stands over the World Trade Center construction site and the National September 11 Memorial and Museum in New York’s Lower Manhattan, on August 24, 2011. – Lucas Jackson/Reuters

The 9/11 Memorial, during a ceremony for recovery workers and first responders on the 10-year anniversary of the formal end of cleanup operations at Ground Zero on May 30, 2012. Thousands of men and women came to Ground Zero following the September 11, 2001 terrorist attacks to help with the recovery effort. Numerous first responders, including police and fire fighters, have subsequently been plagued with health issues many believe are related to the air they breathed in the weeks and months following the attacks. – Spencer Platt/Getty Images

A full moon, as seen from West Orange, New Jersey, rises over the skyline of Lower Manhattan and One World Trade Center in New York, on May 6, 2012. – Gary Hershorn/Reuters

The World Trade Center construction site, reflected in the windows of 4 World Trade Center in New York, on July 19, 2012. The National September 11 Memorial is upper left, and the transportation hub is upper right. – Mark Lennihan/AP Photo

One World Trade Center on the skyline of Lower Manhattan as people watch the sun set on the city of New York from a Pier in Hoboken, New Jersey, on September 9, 2012. – Gary Hershorn/Reuters

An aerial view of One World Trade Center, backdropped by the Hudson River and New Jersey, towers over other buildings in Lower Manhattan, on August 31, 2012. – Adrees Latif/Reuters

One World Trade Center, center, rises above the National September 11 Memorial and Museum at the World Trade Center, on September 6, 2012 in New York. The World Financial Center is on the left, and Four World Trade Center is at right. – Mark Lennihan/AP Photo

The Tribute in Light for the Twin Towers illuminates the sky in Lower Manhattan near the One World Trade Center construction site, left, seen from Jersey City, New Jersey, in honor of the 11th anniversary of the Sept. 11 terrorist attacks, on September 6, 2012. – Julio Cortez/AP Photo

Visitors to the National September 11 Memorial walk around the two reflecting pools at the World Trade Center in New York, on April 1, 2012. – Mark Lennihan, File/AP Photo

Ironworkers James Brady, left, and Billy Geoghan release the cables from a steel beam after connecting it on the 104th floor of One World Trade Center, on August 2, 2012 in New York. The beam was signed by President Barack Obama with the note: “We remember, We rebuild, We come back stronger!” during a ceremony at the construction site June 14. Since then the beam has been adorned with the autographs of workers and police officers at the site. – Mark Lennihan/AP Photo

U.S. President Barack Obama and first lady Michelle Obama look down at the 9/11 Memorial while touring the One World Trade Center building in New York, on June 14, 2012. – Kevin Lamarque/Reuters

Via – The Atlantic

Infographic on 9/11