The Hawaiian landmark known as "Diamond Head" was formed from what?

More Questions:

What is the name of the badge you get in Pokemon from Saffron gym?

What trademark is used in public relations to refer to phony grassroots campaigns?

Little Red Riding Hood was called what in the original story by the Brothers Grimm?

Who wrote the 1938 play "The Corn Is Green"?

Which US state is nicknamed the "Cornhusker State"?

The island of Madeira belongs to which European country?

What desert is located just north of the Sonoran Desert?

The Ozark Mountains are found predominantly in which two US states?

Encephalitis is the swelling of what bodily organ?

What is the standard of strength of distilled alcoholic liquors called?

What disease is carcinomaphobia the fear of?

In the TV show "The Simpsons', who learned medicine at "The Hollywood Upstairs Medical School"?

What character did actor George Lindsey play on "The Andy Griffith Show"?

Where was South Africa's Freedom Charter signed?

What US president was a personal friend of Nathaniel Hawthorne?