Strange natural wonders

Chapter 1

The fiery history of the Door to Hell

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Answer

Chapter 2

The sliding stones of Death Valley

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Answer

Chapter 3

Cracking the scientific codes

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Chapter 4

Extreme life in extreme places

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YOUR GOAL

Master of Strange natural wonders

Ch 2 · The sliding stones of Death Valley

misslily The absence of eyewitnesses for decades

Wandering Wonders

misslily Wandering Wonders

misslily The dry lakebed of Racetrack Playa

misslily The heavy stones that walk alone

misslily The extreme climate of Death Valley

misslily Sailing stones, sailing stones, Sliding on the ice when the winter wind blows.

The absence of eyewitnesses for decades

misslily The absence of eyewitnesses for decades

Fun Fact

Heavy rock travelers: Some of the moving rocks in Death Valley weigh as much as 700 pounds, yet they still slide hundreds of yards.

The heavy stones that walk alone

misslily The heavy stones that walk alone

Glossary

playa (noun)
A flat, dry lake bed in an arid region, typically composed of clay, silt, or salt. In Death Valley, heavy boulders mysteriously slide across the flat surface of Racetrack Playa, leaving long trails.

Quiz

What is the name of the flat dry lakebed where the Death Valley stones move?

Gossip

Would you camp overnight to watch the rocks?

Quiz

During which season do the rocks on Racetrack Playa actually move?

Quiz

What is the highest recorded temperature in Death Valley, making it one of the hottest places on Earth?

Quiz

In which US national park are the famous sliding stones located?

Quiz

What is the maximum weight of some of the heavier sailing stones in Death Valley?

Quiz

What do the sailing stones of Death Valley leave behind as they slide?

Quiz

Why did the sliding stones of Death Valley remain a mystery for so long?

Quiz

What material are most of the sliding stones of Death Valley made of?