Rome's Invisible City 2015
![Still image taken from Rome's Invisible City](https://channelhopper.org/media/88285/r0WKhSre7M8goTgvVUYowK5WrLJ.jpg)
With the help of a team of experts and the latest in 3-D scanning technology, Alexander Armstrong, along with Dr Michael Scott, explores the hidden underground treasures that made Rome the powerhouse of the ancient world.
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