The Maginot line was a defensive system constructed to protect what?

More Questions:

In late 2005, on what internet dating site did Dr. Phil begin writing an advice column for?

What two things are being compared in a stock's "P/E ratio"?

The Hall of Mirrors is the largest room in what famous structure?

What fantasy world is author Piers Anthony best known for?

What year did Camille Saint-Saens" opera "Samson and Delilah" debut?

What city named its airport after Jomo Kenyatta?

What hometown of Scott Joplin and Ross Perot is named for the three states whose border it sits near?

Washington D.C. is located in which state?

What real-life family was the inspiration for the TV show "Partridge Family"?

Whose California grave marker reads "1935 - 1998 And the Beat Goes On?'

How was American comedian and actor, William Claude Dukenfield, better known as?

Which foot did Neil Armstrong first set on the moon?

At what age did Buffalo Bill become a rider for the Pony Express?

Whose military autobiography was titled "Crusade in Europe"?

John "Jake" Burns was associated with which British band?