Chapter 8 Investigation Links Weaves and Textiles Check out this site for an explanation of symmetry in Native American Patterns. This is a great site devoted to Native American art and technology. This is an excellent starting point for finding information about Egypt and the Ancient Near East cultures. The Oriental Institute of the University of Chicago created and continually maintains the site. You'll find plenty of examples of geometry in these selected photographs of Hawaiian subjects.
Some examples are petroglyphs.
These pages are part of a project of the Hawaii Educational Resources Network. A good overview of the Nazca lines is provided at this site. Some photographs support the text. This research paper describes various theories, and presents a new one, possibly clarifying the mystery of the Nazca lines. This site details the country of Peru, including location, climate and geography, and its history and people.