Tickets are still available for the opening of the Flight 93 National Memorial Visitor Center in Somerset County.
The center officially opens on Thursday.
Exhibits tell the story of Flight 93 and the Sept. 11 attacks.
You will need a ticket in advance for the ceremonies on Thursday and Friday.
Starting Saturday, tickets will be available on a first come, first serve basis at the visitor center.
For more information on the memorial and how to get tickets, visit: