The explanations start with extremely simple representations, then more and more complex to achieve the sublime Navajo sand paintings, decorations, clothing, objects, horses ... plus we even have the right to symbolic of many animals totem particular). Almost on every shot, we can specify which Nation (Indian generally refute it terms "Indian", preferring that of "American Indian" to those of the US and "First Nation" to those of Canada, respect their choice) uses a particular drawing.
The only regret is the total absence of color. All the drawings are black and white which does not prevent all the details are accurate, but I confess that with the colors it would have been a little more substantial.
If you are interested in symbolism, traditional knowledge, which date back to the dawn of time, discover a language, for if is one, enrich your knowledge on the subject, there is no hesitation. It's a little over 300 pages rich in knowledge and poetic wisdom.
