Secrets of the Underground (2017)

6.5
2017

Genre: Documentary

About: The TV Show Secrets of the Underground started airing in 2017 and it is categorized as documentary. 123Movies provided links and subtitles for the episodes which last minutes. All new episodes are automatically updated once they are available online.

Plot: 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. Read More