Hanging Gardens of Babylon Recreated for the 21st Century

The Hanging Gardens of Babylon, words that evoke colorful images of lost riches. While debate continues over where the gardens were located, or even if they existed at all, researchers have collated decades of research to produce what they claim is the most stunningly accurate portrayal of what the gardens looked like when they were built, 2½ millennia ago. Henry Ridgwell reports.