WOW!!!! Thank you for posting this I have never seen it, I am in AWE just beautiful!!!
There is so very much more. It is part of the Glen Canyon National Recreation Area. Which is gigantic. 1.25 million acres. It is a lot more than can be seen in half a dozen visits.
First, the regional perspective map.
http://gcdamp.com/images_gcdamp_com/d/d8/USGS_2008_HFE_Report-_Colorado_River-_MAP.jpg
Then, “just” the Glen Canyon part.
https://en.wikipedia.org/wiki/Glen_Canyon_National_Recreation_Area
https://www.nps.gov/glca/index.htm
https://www.nps.gov/glca/faqs.htm