Седемте чудеса на античния свят: висящите градини на Вавилон

http://en.wikipedia.org/wiki/Hanging_Gardens_of_Babylon
http://en.wikipedia.org/wiki/Seven_Wonders_of_the_World

Виж също:
http://patentpending.blogs.com/patent_pending_blog/2005/12/the_hanging_gar.html
http://patentpending.blogs.com/patent_pending_blog/ancient_inventions_and_technologies/index.html