The energy is building in South Philadelphia as organizers prepare to celebrate a golden milestone: the 50th anniversary of the Odunde Festival — one of the largest and longest-running African American street festivals in North America.

The 50th anniversary of the largest African arts festival in the United States went off under cloudy skies in Philadelphia.

What started as a small block gathering with a $100 grant is now turning 50. The Odunde Festival — one of the largest African American street festivals in the country — returns to South Philadelphia on Sunday,