SOURCES
https://www.huffpost.com/entry/health-benefits-rock-climbing_n_5708847
https://www.nationalgeographic.com/adventure/activities/climbing/reference/rock-climbing/#close
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https://mojagear.com/learn/2015/12/09/a-brief-history-of-rock-climbing/
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https://www.climbing.com/news/where-it-all-began/
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https://www.99boulders.com/the-growth-of-climbing
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https://www.climbingbusinessjournal.com/gyms-and-trends-of-2017/
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https://www.climbingbusinessjournal.com/gyms-and-trends-2018/
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INTERVIEW IMAGES
https://malinmethod.com/elbow-tendinitis-tennis-elbow-treatment/
https://letsgomommy.com/lets-get-fit-3/
http://geographicallyyourswelcome.blogspot.com/2017/10/moab-utah.html
https://www.visittucson.org/things-to-do/adventure-sports/rock-climbing
https://www.outsideonline.com/2062326/beginners-guide-rock-climbing