The Inner Core – Earth’s Fascinating Layers, Part 4

Finally! You’ve reached the solid inner core and boy, is it hot! This interior core is roughly 3,200 miles deep!

The Outer Core – Earth’s Fascinating Layers, Part 3

Now that you have passed through the mantle, you are at the edge of the outer core. Can you swim?

The Mantle – Earth’s Fascinating Layers, Part 2

The mantle is approximately 1,800 miles thick! The solid mantle material is made of materials rich in iron, aluminum, magnesium, oxygen and silicon. The temperature in the mantle is over 1,000 degrees Celsius.

The Crust: Earth’s Fascinating Layers, Part 1

Have you ever wondered what is beneath your feet? I am not talking about the grass and soil, but the material located miles below the land surface. If you stand in your backyard and dig a hole, what would you see?