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The Grand Canyon is officially an International Dark Sky Park. Here’s what that means

By Christina Maxouris, CNN
2 minute read
Updated 9:37 AM EDT, Tue June 18, 2019
Link Copied!
Olo Canyon inside Grand Canyon is a hidden slot canyon filled with cathedral amphitheaters and natural springs. Much of its landscape could change if development on the rim above drills for water and depletes this natural oasis.
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He walked 750 miles through the Grand Canyon to save it
05:19 - Source: CNN
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