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What on Earth?
TV-PG
2019
Science & Nature
Adventure & Survival

The Cave to Hell

Season 6, Episode 5

: Satellites capture startling images of a strange Iceland cave that could contain alien secrets, unknown military structures in the Utah desert and a massive, bloody stain in the sands of Saudi Arabia.

Plans start at $9.99/month.

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What on Earth?
TV-PG
2019
Science & Nature
Adventure & Survival

The Cave to Hell

Season 6, Episode 5

: Satellites capture startling images of a strange Iceland cave that could contain alien secrets, unknown military structures in the Utah desert and a massive, bloody stain in the sands of Saudi Arabia.

Plans start at $9.99/month.

HomeWatch Free
What on Earth?
About the Series

What on Earth?

Hundreds of satellites orbit Earth and capture the world like it's never been seen before, sometimes revealing objects and phenomena that defy explanation. Explore these unusual images as scientists attempt to explain mysteries seen from space.

Learn More
World's Deadliest Threats
1. World's Deadliest Threats

Satellites capture images from space including terrifying pictures of a blob swa...

Monsters of Diamond Desert
2. Monsters of Diamond Desert

Satellites capture unusual images including a series of weird markings in the Na...

North Korea Death Star
3. North Korea Death Star

Satellites capture images of a structure in North Korea that may be evidence of ...

Aliens of the Infinity War
4. Aliens of the Infinity War

Satellites capture unusual images of a pattern in an English field that may be a...

The Cave to Hell
5. The Cave to Hell

Satellites capture startling images of a strange Iceland cave that could contain...

Terror of the Ice Snake
6. Terror of the Ice Snake

Satellites capture mysterious images including a trail of moving objects in the ...

Curse of Genghis Khan
7. Curse of Genghis Khan

Experts investigate a strange structure discovered in the Gobi Desert.

The King at Roswell
8. The King at Roswell

Experts wonder if a strange, red plane has Nazi or extraterrestrial origins.

Treasures of Monster Graveyard
9. Treasures of Monster Graveyard

At a mysterious site in the Gobi Desert, experts have discovered a monster graveyard.

Season 6, Episode 5 - The Cave to Hell

Release Year: 

2019

Rating Information: 

TV-PG

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