In Astronomy, what does the "Seven Sisters" refer to?

More Questions:

Which river is often viewed as Russia's national river?

What is the fear of gods or dieties known as?

What are the three colors of the flag of the United Kingdom?

What is the longest running event in a decathlon?

How many official jelly belly flavours are there?

What sport's lingo uses the term "Mulligan"?

What game can you "squidge', "squop" and "pot out" in?

What famous American author published Ulysses S. Grant's "Personal Memoirs"?

What percentage of air is composed of nitrogen?

What actress shaved her head for her role in the movie "The Girl in the Kremlin"?

How in the world of music is "Richard Melville Hall" more commonly known?

John Oliver began hosting what show for HBO in 2014?

The Kelvin scale is used to measure what?

Who wrote "The Scarlatti Inheritance"?

What TV show takes place in the fictional city of Capeside, Massachusetts?