What on Earth?
Season 4 Episode 10
A mysterious Saharan crater, seen from space, that hides a brutal past. Plus, strange craters in the English countryside, human sacrifice and the hunt for Bad King John's treasure. Also in this edition, satellites capture a bunker in the Arctic wilderness - the last hope for mankind in the event of a nuclear apocalypse
What on Earth? airs on Sky History 2 HD at 2:00 PM, Sunday 6 April. (Subtitles.)
Topics
News ➝ Current Affairs
Documentary