What US road sign is typically shaped like a triangle?

More Questions:

In 2001, what surpassed tuna as America's most eaten seafood?

What does P.S. stand for at the end of a letter?

What novelist's father, Bronson, was one of the founders of the Transcendentalist movement?

In what 1949 novel is the world divided into three principal continents: Oceania, Eurasia, Eastasia?

Who composed the opera "A Village Romeo and Juliet"?

What planet has the shortest day, at 10 hours?

What product that takes its name from a farm animal is a step along the way from iron ore to cast iron?

What is the chemical symbol for krypton?

What creatures does an ichthyologist study?

Who had a surprise cameo as "Agent M" in "Men in Black II"?

What athlete had a part in the movie "The Naked Gun"?

Which ancient monument, close to the Pyramids of Giza, is said to have been partly formed by natural elements?

Which leader’s statue was pulled down from it’s place in red Square in 1991?

Which holiday did Canada Day replace in 1982?

Which shark has seven gill slits, as opposed to the normal five?