Road trip to the U.S. National Parks
This is an excerpt from a wonderful post by Randy Olson. The source is here: http://www.randalolson.com/2016/07/30/the-optimal-u-s-national...
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https://www.google.com/maps/dir/Badlands+National+Park,+South+Dakota/Wind+Cave+National+Park+Visitor+Center,+26611+US-385,+Hot+Springs,+...
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https://www.google.com/maps/dir/Everglades+National+Park,+Florida/Dry+Tortugas+National+Park,+Florida/Biscayne+National+Park,+Florida/Co...
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https://www.google.com/maps/dir/Lassen+Volcanic+National+Park,+California/Yosemite+National+Park,+California/Kings+Canyon+National+Park,+...