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+37°10'50.03", -113°24'1.45"
(zoom in)
Found it in this article:
http://www.messynessychic.com/2013/11/15/the-forgotten-giant-arrows-that-guide-you-across-america/
Posted : November 18, 2013 9:06 pm
I saw a program on PBS about the concrete arrows.
Posted : November 20, 2013 3:51 pm
