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Grand Canyon skywalk. wts old December Grand Canyon skywalk The skywalk at Grand Canyon's west rim Grand Canyon Apr Own WTshared Ypsilonatshared wts User at old WTshared Ypsilonatshared wts Original upload log wts page wts GrandCanyonskywalk org WTshared Ypsilonatshared WTshared Ypsilonatshared bytes no Imagecredit