What on Earth?

Strange Spirals in Peru

Satellite images reveal enormous spirals in Peru. Some researchers say they are too perfect and too huge to be man made.

More from this Show

Science
When a perfect triangle is found in the middle of a unpopulated portion of Australia, experts begin to wonder whether or not the design is man made.WWW
Sign In
03:57

What on Earth?W

Strange Australian Triangle
i
Science
Satellite photos show a strange circle beneath the ice of an ancient lake. Further analysis shows that these mysterious rings appear each year. What are they?WWW
Sign In
03:58

What on Earth?W

Intriguing Ice Circle
i
Science
A satellite captures an image that uncovers the entrance to an underground complex. What is being built there?WWW
Sign In
04:32

What on Earth?W

Chinese Underground Lair
i
Science
Scientists are baffled when a seemingly huge tsunami headed straight for Hong Kong suddenly disappears in the water.WWW
Sign In
04:02

What on Earth?W

Huge Tsunami or Marine Weapon?
i
Science
Sandy Island seems to have disappeared, and scientists aren't quite sure why. Was there some sort of elaborate government experiment?WWW
Sign In
01:13

What on Earth?W

Missing Island
i
Science
Satellite images capture a distinct glowing object beneath the ocean's surface.WWW
Sign In
03:18

What on Earth?W

Mysterious Underwater Glow
i
Science
Satellite images reveal a strange hole in Antarctica. After scientists rule out whirlpools and sinkholes, they have to look back in time to find the answer.WWW
Sign In
02:55

What on Earth?W

Ghost Lakes in Antarctica
i
Science
A commercial satellite imager spots something strange in the middle of a vast desert. It looks like an airport runway, but there are no planes. No government claims ownership of this strange place.WWW
Sign In
03:01

What on Earth?W

Secret Drone Hangar Discovered in Saudi Arabia
i
Science
Satellite images reveal enormous spirals in Peru. Some researchers say they are too perfect and too huge to be man made.WWW
Sign In
00:45

What on Earth?W

Strange Spirals in Peru
i
Science
Ghost lakes have existed for millions of years, but they just recently started showing themselves. Geophysicist Helen Fricker explains how scientists are moving forward with this discovery.WWW
Sign In
01:26

What on Earth?W

Discovering Ghost Lakes
i
Science
For years the hottest place on Earth ever recorded was a city in Libya. When researchers took a second look at this information, they realized the measurement was wrong.WWW
Sign In
01:27

What on Earth?W

The Hottest Place on Earth
i
Science
When you think of deserts, you don't typically think of bright, jewel tones. Why are these massive pools of color here?WWW
Sign In
02:04

What on Earth?W

Why is this Desert so Colorful?
i
Science
Who drew this over 2 mile long humanoid figure into the Australian terrain?WWW
Sign In
02:12

What on Earth?W

This Humanoid Drawing can be Seen From Space
i
Science
Satellite images revealed hundreds of black holes in the middle of the desert near ancient burial grounds. Is grave robbing still a thing in modern day or were these holes caused by something else?WWW
Sign In
00:46

What on Earth?W

Black Holes in Egypt
i
Science
Satellites spotted a strange, long streak across the desert in Bolivia. At first, scientists thought it may be a skid mark from a meteor.WWW
Sign In
02:09

What on Earth?W

Train Graveyard in Bolivia
i
Science
This isn’t an optical illusion. This lake on Middle Island is actually pink! You can thank the algae in the lake for the gorgeous color.WWW
Sign In
03:12

What on Earth?W

This Lake is Bright Pink
i