<http://schema.org/description>
"There may be no greater tribute to a society&amp;#039;s ingenuity and vision than the Great Pyramid of Giza in Egypt. What other cool stuff did the ancient Egyptians invent?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://science.howstuffworks.com/innovation/inventions/5-amazing-ancient-egyptian-inventions9.htm>