A volunteer shows a young boy what to look for in the bottom of a gold pan, South Yuba River State Park, Bridgeport, CA.

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Size: 4368px × 2912px
Photo credit: © Craig Larcom / Alamy / Afripics
License: Licensed
Model Released: Yes

Keywords: activity, boy, california, concentration, curiosity, demonstrating, history, lesson, man, mentor, park, state, student, summer, teaching, visitor, volunteer, youngster