What do you need to send a semaphore message?

More Questions:

How many players are there in a standard water polo team?

What US auto maker produced a car called the Cirrus?

What item of clothing was Ralph Lauren's first product?

What do Kofi Annan, John Elway, Linda Hamilton, Elvis Presley and Kiefer Sutherland have in common?

What nursery rhyme character was warned that the cow was in the corn?

The flowers known as rhododendrons are most commonly shaped like what?

What type of plant is a Saguaro?

In "Minority Report', what part of Tom Cruise's anatomy does his character replace to help him avoid authorities?

On "Sesame Street', which two characters live in an apartment at 123 Sesame Street?

Which Academy Award winner was the executive producer of the 2015 re-cut documentary "Cowspiracy"?

What was the name of the dog on the TV show "The Jetsons"?

Which singer was born Katheryn Elizabeth Hudson?

Why were Julius and Ethel Rosenberg executed in 1953?

The first vending machines in the US dispensed what?

Who created the New Model Army?