The One World Trade Center observatory has officially opened to the public on Friday with a ribbon-cutting ceremony.
Visitors will get a view of the city and its surroundings from above 1,250 feet and stretching 50 miles past the Manhattan skyline and Statue of Liberty to the Atlantic Ocean.
The observatory is on the 100th, 101st and 102nd floors. It opens at 9 a.m..
The building is the nation's tallest, at 1,776 feet.
Tickets are $32 for adults and $26 for children, ages 6 to 12. Admission is free for relatives of those who died on Sept. 11 and those who worked in the rescue and recovery.
Officials expect about 4 million visitors a year. Tickets are available online.
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