TV show availability guide

Underground Marvels

Historians, engineers, ​and experts take a look at the underground structures, systems, and phenomena that exist beneath our feet.

2019 6.5/10 community score 2 seasons · 20 episodes Returning Series
  • Documentary

Viewing market

Country-level availability

Where to watch in United States

12 platforms currently listed across all viewing options

Data checked 25 Oct 2026, 19:51 UTC

Included with subscription

6
  • Linked platform guideAmazon Prime VideoPlatform guideView details
  • Streaming providerPhiloNo linked platform guide yetDetails unavailable
  • Streaming providerDiscovery+ Amazon ChannelNo linked platform guide yetDetails unavailable
  • Streaming providerScience ChannelNo linked platform guide yetDetails unavailable
  • Streaming providerDiscovery +No linked platform guide yetDetails unavailable
  • Linked platform guideAmazon Prime Video with AdsRelated brand guideView details

Free

1
  • Streaming providerSpectrum On DemandNo linked platform guide yetDetails unavailable

Free with ads

1
  • Streaming providerAmazon Prime Video Free with AdsNo linked platform guide yetDetails unavailable

Buy

4
  • Streaming providerAmazon VideoNo linked platform guide yetDetails unavailable
  • Streaming providerApple TV StoreNo linked platform guide yetDetails unavailable
  • Streaming providerGoogle Play MoviesNo linked platform guide yetDetails unavailable
  • Streaming providerFandango At HomeNo linked platform guide yetDetails unavailable

Series schedule

Seasons and episode dates

A concise series timeline, including the latest aired episode and the next date currently listed.

View TV calendar
First aired
Seasons
2
Episodes
20
Status
Returning Series

Latest aired episode

S2 E10

Medieval Maze of Secrets

Aired 45 min

A forgotten world of ancient underground passages and medieval engineering lies hidden beneath the town of Exeter, England; experts investigate and reveal how this ambitious tunnel system was the result of one of the deadliest epidemics in history.

Next listed episode

No upcoming episode date is currently listed.

Season guide

Most recent seasons first

2 season entries

  • Season 2

    10 episodes

    First episode aired

  • Season 1

    10 episodes

    First episode aired

About these dates: Air dates describe the series schedule and may change. They do not confirm that an episode is available on the same date from the providers listed above.

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Community discussion

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