This isn't known for sure but calling it a mystery rather demeans the excellent archaeological research on the subject. [http://www.archaeology.org/0705/etc/pyramid.html Here's a good, accessible article.] [[User:FredFerguson|FredFerguson]] 20:00, 8 March 2009 (EDT) | This isn't known for sure but calling it a mystery rather demeans the excellent archaeological research on the subject. [http://www.archaeology.org/0705/etc/pyramid.html Here's a good, accessible article.] [[User:FredFerguson|FredFerguson]] 20:00, 8 March 2009 (EDT) |