Programme listing

Secrets Underground

Mystery Of The Serpent Mound

Channel
Discovery .Science

Starts
Thu 30 Jul 2026, 05:00

Ends
Thu 30 Jul 2026, 06:00

Category
News & Documentary

What time is Secrets Underground on TV?

Secrets Underground is next on Discovery .Science at 05:00 on Thu 30 Jul 2026.

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What channel?
Discovery .Science

Start time
05:00

Ends
Thu 30 Jul 2026, 06:00

Channel numbers

SkySky Q / Satellite167

Channel numbers are shown only from approved provider data and may vary by region, package or device.

About this programme

Rob Nelson investigates mysterious tunnels under Denver's airport. Plus, in Ohio he tries to uncover the secrets of a giant serpent-shaped mound.

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