Underground Marvels - Season 1 - Eps 4: The Renegade's Lair
A strange underground system known as the Black Cave was home to an infamous nobleman on the run from the law; today, experts investigate the secrets he left here to discover new parts of this mysterious network.
About Underground Marvels
Title: Underground Marvels
First Air Date: 2019-10-17
Last Air Date: 2021-10-07
Status: Returning Series
Rating: 6/10 (from 1 votes)
Language: EN
Seasons: 2
Total Episodes: 20
Network: Science U&Yesterday
Genres: Documentary
Production Companies: Phoenix Television, TCB Media Rights
Synopsis
Historians, engineers, and experts take a look at the underground structures, systems, and phenomena that exist beneath our feet.
