World Trade Center Observatory Marks 1-Year Anniversary

NEW YORK (CBSNewYork/AP) -- It's been a year since the observatory at One World Trade Center opened to the public.

One World Observatory opened on May 29, 2015.

To celebrate, organizers say 1,776 members of the public got tickets through a lottery to attend an anniversary open house on Tuesday.

The observatory is on the 100th, 101st and 102nd floors and provides panoramic views of the city and the surrounding area.

Anniversary celebrations will continue through Memorial Day weekend.

(TM and © Copyright 2016 CBS Radio Inc. and its relevant subsidiaries. CBS RADIO and EYE Logo TM and Copyright 2016 CBS Broadcasting Inc. Used under license. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed. The Associated Press contributed to this report.)