«Arroila Handia»: berrikuspenen arteko aldeak

Rescuing 1 sources and tagging 0 as dead.) #IABot (v2.0.8.6
t (Autoritate kontrola jartzea)
(Rescuing 1 sources and tagging 0 as dead.) #IABot (v2.0.8.6)
 
 
;Historia
* {{en}} [https://web.archive.org/web/20160117082424/http://www.grandcanyonbiblio.org/ Arroila Handiari buruzko bibliografia:] [[1540]]. urtetik gaur arte idatzitako 37.462 obra.
* {{en}} [http://www.bobspixels.com/kaibab.org/misc/gc_hist.htm Grand Canyon Explorer:] Arroila Handiaren historiako une garrantzitsuen zerrenda, duela 10.000 urtetik [[1994]] arte.