Flying Over, Walking Through and Jumping Into the Grand Canyon

Planning a Grand Canyon Tour this summer? There is more than one way to enjoy the wonder of nature that brings in over five million visitors a year. There are, of course, many traditional tours that will traverse the outer rim of the canyon and allow you to stop and look down into the cavernous maw from high above, but what about getting a little closer? Are there Grand Canyon Tours that allow you to go in and really explore the depths of the canyon?