A tour of the United States’ progressive history, loosely inspired by Howard Zinn’s ‘A People’s History of the United States,’ visiting the resting places of such famed figures as Malcolm X, Susan B. Anthony and Crazy Horse, alongside sites of pivotal struggles, such as the 1770 Boston Massacre.

A nation has many histories, most of which are left behind in popular retelling. John Gianvito’s extraordinary documentary, beautifully restored, has the courage to find a new way of understanding the history of the United States: through the markers, honored or forgotten, placed for us to remember.