These special compilation episodes of "The UnXplained" explore the world’s most fascinating, strange and inexplicable mysteries.
Returning Series
The UnXplained Special Presentation
October 3, 2023
April 11, 2024
1
9
English
History
For centuries, mankind has wondered what lies hidden in the depths of the Earth; for instance, the military secrets that underground bases like Area 51 and the Cheyenne Mountain Complex hold.