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Legends Chairman & CEO David Checketts, at podium center, of the company that will run the observation deck on the 100th floor of the One World Trade Center building, address a news conference in the venue, in New York, Tuesday, April 2, 2013. The observation deck, that will not open until 2015, will occupy the tower's 100th through 102nd floors. Elevators will whisk visitors to the top in just one minute but the experience of visiting the attraction will take an hour. (AP Photo/Richard Drew) ( World Trade Center Observatory )

A member of the media takes a photograph of the Manhattan skyline from the unfinished observation deck on the 100th floor of the One World Trade Center building, under construction in New York, Tuesday, April 2, 2013. The observation deck will occupy the tower's 100th through 102nd floors. Elevators will whisk visitors to the top in just one minute but the experience of visiting the attraction will take an hour. (AP Photo/Richard Drew) ( World Trade Center Observatory )

Manhattan is seen from One World Observatory from the 100th floor of One World Trade Center at the Ground Zero site on April 2, 2013 in New York City. One World Observatory, which is situated more than 1,250 feet over lower Manhattan, will open to the public in 2015 and will include a pre-show theater, multiple spaces that allow for panoramas of the New York City region and numerous dining options. When completed, One World Trade Center will be the tallest building in the Western Hemisphere at 1776 feet. (Photo by Spencer Platt/Getty Images) ( 165261102 )

The Manhattan Bridge is seen from the One World Observatory from the 100th floor of One World Trade Center at the Ground Zero site on April 2, 2013 in New York City. One World Observatory, which is situated more than 1,250 feet over lower Manhattan, will open to the public in 2015 and will include a pre-show theater, multiple spaces that allow for panoramas of the New York City region and numerous dining options. When completed, One World Trade Center will be the tallest building in the Western Hemisphere at 1776 feet. (Photo by Spencer Platt/Getty Images) ( 165261256 )

Pedestrians cross the street in lower Manhattan as seen from One World Observatory from the 100th floor of One World Trade Center at the Ground Zero site on April 2, 2013 in New York City. One World Observatory, which is situated more than 1,250 feet over lower Manhattan, will open to the public in 2015 and will include a pre-show theater, multiple spaces that allow for panoramas of the New York City region and numerous dining options. When completed, One World Trade Center will be the tallest building in the Western Hemisphere at 1776 feet. (Photo by Spencer Platt/Getty Images) ( 165261104 )

Visitors stand near the windows of the One World Observatory from the 100th floor of One World Trade Center at the Ground Zero site on April 2, 2013 in New York City. One World Observatory, which is situated more than 1,250 feet over lower Manhattan, will open to the public in 2015 and will include a pre-show theater, multiple spaces that allow for panoramas of the New York City region and numerous dining options. When completed, One World Trade Center will be the tallest building in the Western Hemisphere at 1776 feet. (Photo by Spencer Platt/Getty Images) ( 165261105 )

Visitors stand near the windows of the One World Observatory from the 100th floor of One World Trade Center at the Ground Zero site on April 2, 2013 in New York City. One World Observatory, which is situated more than 1,250 feet over lower Manhattan, will open to the public in 2015 and will include a pre-show theater, multiple spaces that allow for panoramas of the New York City region and numerous dining options. When completed, One World Trade Center will be the tallest building in the Western Hemisphere at 1776 feet. (Photo by Spencer Platt/Getty Images) ( 165261106 )

Members of the media are reflected in the windows of the 100th floor observation deck in OneWorldTradeCenter before a press conference in New York, April 2, 2013. Port Authority officials unveiled Tuesday the stunning view from the top of OneWorldTradeCenter, a 360-degree eagle’s eye panorama that will instantly become one of the city’s premiere tourist attractions when it is completed in 2015. REUTERS/Lucas Jackson ( USA/ )

Port Authority Chairman David Samson, at podium center left, addresses a news conference in observation deck on the 100th floor of the One World Trade Center building, under construction in New York, Tuesday, April 2, 2013. The observation deck will occupy the tower's 100th through 102nd floors. Elevators will whisk visitors to the top in just one minute but the experience of visiting the attraction will take an hour. (AP Photo/Richard Drew) ( World Trade Center Observatory )

David Checketts, Chairman and CEO of Legends, speaks during a media tour of the One World Observatory from the 100th floor of One World Trade Center at the Ground Zero site on April 2, 2013 in New York City. One World Observatory, which is situated more than 1,250 feet over lower Manhattan, will open to the public in 2015 and will include a pre-show theater, multiple spaces that allow for panoramas of the New York City region and numerous dining options. When completed, One World Trade Center will be the tallest building in the Western Hemisphere at 1776 feet. (Photo by Spencer Platt/Getty Images) ( 165261590 )

Members of the media take pictures of New York through the windows of the 100th floor observation deck in OneWorldTrade Centre before a press conference in New York, April 2, 2013. Port Authority officials unveiled Tuesday the stunning view from the top of OneWorldTradeCenter, a 360-degree eagle’s eye panorama that will instantly become one of the city’s premiere tourist attractions when it is completed in 2015. REUTERS/Lucas Jackson ( USA/ )

The rising sun hits the side of OneWorldTradeCenter as it rises among other buildings in New York, April 2, 2013. Port Authority officials unveiled Tuesday the stunning view from the top of OneWorldTradeCenter, a 360-degree eagle’s eye panorama that will instantly become one of the city’s premiere tourist attractions when it is completed in 2015. REUTERS/Lucas Jackson ( USA/ )