Liberty, Equality, Fraternity...and Chaos: When Ideals Ignited a Revolution

What is the name for the branch of geology that deals with the study of the Earth's magnetic field?
Which empire was ruled by Queen Elizabeth I?
Which leader is associated with the French Revolution?
Which religion is based on the teachings of Siddhartha Gautama?
Which war was fought between Athens and Sparta?
Who painted "The Persistence of Memory"?
Who wrote "The Odyssey"?