Duration
60 minutes
Series Info
Season 3 Episode 16 of 20
Quick Summary
A huge chasm appears in a remote part of the Siberian forest
About This Program
A huge chasm appears in a remote part of the Siberian forest - locals call it to a gate to the underworld
What on Earth? broadcasts on Sky History 2 HD at 6:00pm, Wednesday, 7 January 2026. (Subtitles)
Channel Numbers:
Virgin186
Production Details
Runtime60 mins
