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AZ ILLUSTRATED

April 05, 2012

  • Aired: 04/05/2012
  • 27:44
  • Rating: NR
Colossal Cave celebrates its 75th anniversary thanks to the Civilian Conservation Corps. A volunteer organization flies scientists over tracts of land to get aerial perspectives of areas being studied, and a middle school hosts a group of Korean exchange students.
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April 05, 2012
Colossal Cave celebrates its 75th anniversary thanks to the Civilian Conservation Corps.
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