This slideshow focuses on the genre of mystery; it provides background, compares and contrasts mystery and crime fiction, lists the common elements of mystery, and provides literary examples with Nancy Drew and Agatha Christie novels.

Found at the Serapeum of Alexandria, the white marble bust of Serapis wears the kalathos, or sacred basket of mysteries. His head and beard are covered with thick curly hair, while five locks fall on his forehead.

Explores the mystery of how the Roman's created a concrete that has withstood the attack of the elements for over 2,000 years. Interesting and thought provoking.