ATLANTA -- Even to Piedmont Park regulars, it's easy to overlook.
The giant rock with a metal Mohawk is actually the work of a famous artist, and it's been honoring Nelson Mandela in Atlanta for decades.
GALLERY | Nelson Mandela 1993 visit to Atlanta
PHOTO HISTORY | Nelson Mandela
The people who know the large sculpture exists probably don't know the official name for it. The title is "Nelson Mandela Must Be Free to Lead His People and South Africa to Peace and Prosperity." That long title is more often summed up with the three words etched in stone: "Free Nelson Mandela."