Well, there could be a midnight train to Georgia involved.

Singer Gladys Knight. (Frazer Harrison/Getty Images)

“Trains are tightly woven into the history of our country and have definitely played a leading role in my life and career,” Knight said in a statement. “I’m thrilled to be a part of the National Train Day celebrations, especially this year as Amtrak commemorates its 40th anniversary.”

Amtrak is also holding events in Chicago, Los Angeles and Philadelphia, all of which will include tours of Amtrak equipment and private rail cars; activities for kids; exhibits; and model trains.The activities will take place from 11 a.m. to 4 p.m.

The exhibits in Washington will feature a special train commemorating Amtrak’s 40th anniversary; the railroad was chartered by Congress and began operating in 1971. The train will consist of two locomotives and renovated baggage cars with historical items, such as advertising and uniforms. Another exhibit will recognize the role of the B&O Railroad as the only train line into Washington during the Civil War, Amtrak said.

Last year actor Taye Diggs served as host.