http://www.articleheaven.net en-us editorial@articlealley.com Being a mile deep in some places, and roughly 270 miles in length, it's hardly surprising that the Grand Canyon is one of the Seven Natural Wonders of the World. There are countless lookout points, but they all have one thing in common, in that they offer... http://www.articleheaven.net/tracking-down-lowcost-grand-canyon-helicopter-trips-2434019.html 31st August 2012