Underground Marvels
6.5
2 votes
2019–
2 seasons
~45m/ep
Documentary
Overview
Historians, engineers, and experts take a look at the underground structures, systems, and phenomena that exist beneath our feet.
Top cast
Seasons
Season 1
10 episodes · 2019
Season 2
10 episodes · 2021
Details
Status
Returning Series
First aired
October 17, 2019
Last aired
October 7, 2021
Seasons
2
Episodes
20
Networks
Science, U&Yesterday
Language
English
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