Last year I had the opportunity to trek Colca Canyon, located a few hours from Arequipa, Peru. The canyon plunges over 13,000 feet from peak to valley, making it twice as deep as the Grand Canyon.
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Photo Essay: 12 National Park Geological Wonders
The Western United States contains some of the most breathtaking geological features in the world. Plan a visit to these national parks below to experience some truly spectacular feats of nature.
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