Underground Marvels

Secrets of the Rock

Reality Oct 17, 2019 42 min iTunes

Available on Philo, Prime Video, discovery+, Hulu, Sling TV

S1 E1: A hidden, subterranean city built within the Rock of Gibraltar was an immense fortress to control the seas during World War II, and new discoveries reveal the secrets of a long-lost chamber with evidence of high-stakes espionage.

Reality Oct 17, 2019 42 min iTunes

TV-PG

Information

Released: 2019
Run Time: 42 min
Rated: TV-PG
Region of Origin: United States

Languages

Original Audio: English
Audio and Subtitles: English (United States) (AAC, CC)

Accessibility

: Closed captions (CC) refer to subtitles in the available language with the addition of relevant non-dialogue information.