Alien Disclosure Files

11:30 PM to 12:00 AM

Monday 28 April

The Doorway

Season 1 Episode 4 of 13

Millions of years ago Mars, aka the Red Planet, had a lot in common with Earth, but it's now a desert wasteland. Do the doorways recently discovered on the planet's surface lead to an existential lesson for mankind?

Alien Disclosure Files airs on Sky History at 11:30 PM, Monday 28 April.

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News ➝ Current Affairs

Documentary