At the Flight 93 National Memorial and its new visitor center

The flight path of United Airlines Flight 93 is memorialized by a dark stone path that bisects the Flight 93 National Memorial near Shanksville, Pa.

The wall of photos inside the visitor center shows the 33 passengers and seven crew members who perished in the crash of the United Airlines Flight 93.

This exhibit at the new center shows the view from the rear of the plane of a Boeing 757-200, which is the same as the plane on Flight 93.

Personal items, including an airline ticket, recovered from the crash site of United Flight 93 are displayed at the visitor center.

A view of the crash site from the observation deck of the new Flight 93 National Memorial Visitor Center. The center cost $26 million and includes 10 exhibits about the crash.

A boulder marks the crash site of United Airlines Flight 93 near Shanksville, Pa.

The Flight 93 National Memorial’s new visitor center sits on a hill overlooking the crash site. An educational center and flight path walkway also are part of the complex.

The Wall of Names of all who were on Flight 93 was dedicated in 2011.

Visitors walk along the Wall of Names; the new Flight 93 National Memorial Visitor Center sits atop the hill.