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What on Earth? - Full Series Information, Trailer & IMDb Reviews

What on Earth? Season 10 Episode 5

Episode Title: Hidden Fortress of Secrets
Countries: ,
Airing Date: November 14, 2021
Runtime:60 mins
IMDb Rating:

Watch What on Earth? Season 10 Episode 5 online — it may be available on legal streaming platforms such as YouTube, Netflix, Prime Video, Hulu, Disney+, and others.

Satellite images capture a strange castle-like structure hidden in Scotland's dense and remote woodlands; expert archaeologists investigate and uncover an area with a bloody history linked to the birthplace of the world's oldest secret society.