The view from New York's One World Trade Center

The observatory of New York's One World Trade Center - built on the site of the twin towers destroyed on the 9/11 attacks - opens for visitors later this month. 
The USS San Antonio passes by One World Trade Center in lower Manhattan, Wednesday, May 20, 2015, in New York
The tower is the tallest in the western hemisphere, and the fourth tallest worldwide
A visitor to One World Observatory looks over Manhattan, Wednesday, May 20, 2015, in New York
The lift to the 102nd floor takes just 48 seconds
New York"s Financial District, foreground, the Brooklyn Bridge and East River, center, and in the distance Brooklyn are seen from the observatory at One World Trade Center, Wednesday, May 20, 2015
Panoramic views of the city can be seen
A ferry and helicopter pass the Statue of Liberty in this view from the observatory at One World Trade Center, Wednesday, May 20, 2015, in New York
As can some of the city's most famous landmarks
A view through the Sky Portal shows a live video view of the streets below from One World Observatory, Wednesday, May 20, 2015, in New York
One feature is a platform streaming live video of the streets below
A video screen called Voices is shown at the entrance to One World Observatory, Wednesday, May 20, 2015, in New York
The entrance shows footage of some of those who built the skyscraper
Eric Robinson, center, demonstrates City Pulse at One World Observatory, Wednesday, May 20, 2015, in New York
Technology features heavily - these monitors offer a virtual tour of the city below
Isaac Osei-Acheampong, originally from Ghana who serves in the U.S. National Guard photographs the New York City Skyline and the new One World Trade Center tower
Between three and four million visitors are expected each year

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