WTC #1, The Roof to the Top of the World October 30 2014

One World Trade Center has disclosed ticket rates for its One World Observatory deck. The building's 100, 101, and 102 floors will open to the public in spring 2015. 

Adult admission (people ages 13 to 64) will be $32. For children ages 6-12, the fee will be $26 (children five and under will be free but need a ticket). Seniors (65+) will pay $30. 

Complimentary admission will be offered to 9/11 family members and 9/11 rescue and recovery workers. A discounts will be available to active and retired members of the U.S. military.

Visitors can spend time at the observation deck's other convenience, like its restaurants, bar, or retail area, or its City Pulse station where staff will be available to tell guests details about the views.

the official logo

You can experience what the rooftop of the tallest building in the western hemisphere will look like in the following video.