What is the top layer of Earth called?

More Questions:

Speed Skating originated in which part of the world?

Coffee beans come from which plant?

Who wrote the novel "Tarzan of the Apes"?

Which four countries share borders with Belgium?

In which Mediterranean Sea are the Cyclades islands?

Zion National Park is located in which US state?

What is the sound a camel makes called?

When it comes to dog breeds, a "dorgi" is a cross between a corgi and a what?

Whose second album was the chart-topping "No Need to Argue"?

At which famous American battle was General Custer defeated by Sitting Bull?

What US state has been governed by Philip La Follette and Tommy Thompson?

The 1976 Summer Olympics were held in which city?

In Shakespeare's play "Titus Andronicus", who is Titus' eldest son?

Which American comedian was born Benjamin Kubelsky?

Which early 20th century actor was known as the "Latin Lover"?