Watch Secrets of the Underground - Season 1
Using cutting-edge technologies such as ground penetrating radar (GPR), LIDAR (Light Detection and Ranging), and 3-D imaging, scientists research fascinating underworlds of secret tunnel networks, ancient structures, and bizarre geological occurrences that offer glimpses into our history .
Secrets of the Underground - Season 1 is one of the most beautiful tv series of year 2017. I like this tv show and it is my favorite Documentary tv show because some parts felt very similar to my life experience. The term 'Best' is as you know a relative term. What you or I consider as the best may not even be in someone else's list. So the general rule is to proclaim the one which majority of the folks like as the best. Nevertheless, according to me the following can be regarded as some of the finest tv... Show more
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