What volcanic rock floats in water?

More Questions:

Once married to Ted Hughes, which American poet committed suicide in 1963?

Which author won the Booker Prize 1986 for the novel "The Old Devils"?

What three animals are mentioned in Dr. Suess" "Green Eggs and Ham"?

What is the name of the controversial novel that was written by Salmon Rushdie?

Lobamba and Mbabane are the legislative and administrative capitals of which African country?

Which country has the world's largest protected nature reserve?

What small gland, attached to the brain, exerts a control over growth?

What is the fairy tale equivalent of Augustus in the show "Once Upon A Time"?

Which year did John Schlesinger receive an Academy Award for directing "Midnight Cowboy"?

What connection did Thomas Edison have with the construction of Yankee Stadium?

The image of Uncle Sam was first used during what war?

In what city did the First and Second Continental Congresses meet?

How many of Henry VIII's wives were executed?

What was the capital of East Germany?

At the beginning of the Spanish-American War, what island did American soldiers invade?