A flag flown upside-down is a signal of what?

More Questions:

Is kissing under the mistletoe comes from whose customs?

Which city was the first to own a subway system?

What is the main flavoring ingredient in a typical gin recipe?

Who led over 900 followers in a mass suicide in 1978?

What flavor was the original filling in Twinkies?

Fear of the color white is known as what?

What is the "Pale Blue Dot" in the title of Carl Sagan's 1994 book?

Who was the subject of almost 100 Rembrandt paintings, drawings and etchings?

Which mountain range separates Spain from France?

The city of Santa Cruz is located on the shores of what bay?

In what movie does Elvis Presley play race car driver Lucky Jackson?

Who took her last swim from a boat named "Splendour" in 1981?

What geologic period is also known as the "Age of Fish"?

Who was the Roman Emperor from 275-276?

In the "Revival" comic book series, what is the family name of the brothers who try to sell pArts of the revivers?