Babylon. The name conjures up images of Biblical grandeur, of a wicked city whose reputation for vice and vanity would be its ultimate undoing. But beneath this unjust, one-sided, depiction lies one of the greatest architectural marvels in all of human history...or so we've been told. Just what were the Hanging Gardens of Babylon? Who ordered their construction and why? And if they were as grand as several ancient sources claim they were, then how come no archaeological evidence among the ruins of Babylon can corrorborate their existence? Find out in this week's episode!