Tickets go on sale today for the Freedom Tower observatory at One World Trade Center.

The observatory is housed on floors 100 to 102 of the nation's tallest skyscraper. It will feature panoramic views of the city and interactive exhibits, along with cafes and restaurants.

Tickets for the observatory at One World Trade are $32 for adults and $26 for kids ages 6-12. There will be special discounts for active and retired members of the military, and admission will be free for 9/11 family members as well as rescue workers.

The Freedom Tower observatory opens on May 29.