National Museum Of African American History And Culture Opens In Washington, D.C. [Getty Images]

WASHINGTON, DC - SEPTEMBER 24: President Barack Obama and four generations of the Bonner family, who are descendants of slaves, stand together to have their picture taken after ringing the First Baptist Church Bell to officially open the Smithsonian's National Museum of African American History and Culture in Washington, DC, USA, 24 September 2016. (Photo by Astrid Riecken/Getty Images)

Getty Images News Astrid Riecken