(Above: A scene from CNN's forthcoming documentary, We Were There: The March on Washington - An Oral History.)

To commemorate the 50th anniversary of the March on Washington, CNN presents an original documentary, We Were There: The March on Washington - An Oral History, hosted by Don Lemon.

The film will feature special footage and interviews with civil rights activists who lived the experience first-hand.

Watch the trailer below and tune in to CNN for the premiere this Friday, August 23 at 10 p.m. ET. You can also learn fast facts about this historic event on cnn.com.