50 Greatest Photographs by National Geographic at the Franklin Institute

50 Greatest Photographs by National Geographic at the Franklin Institute showcases some of the most compelling imagery in the magazine’s illustrious 120-year history, including this photo taken in Mali by Joanna B. Pinneo.

Through Oct. 11: $12.50-$16.50. 222 N. 20th St., Philadelphia. fi.edu

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Our Best of the Main Line & Western Suburbs Party is July 25!