What chemical substance is the opposite of a base?

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The "canebrake', "timber" and "pygmy" are types of what?

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What period preceded Picasso's "Rose Period"?

In what country is Lake Baikal located?

The majority of Yellowstone National Park is located in which US state?

In which continent would you find the Volga River?

What country is called, in its native language, "Bharat', after its legendary founder?

How many ounces are there in a pound?

What defined as "the ratio between a circle's circumference and its diameter"?

What musical famility's two oldest brothers, Virl and Tom, were born deaf?

What performer led a band known as the Comets?

What was the first railroad to cross the US?

What did the 13th Constitutional Amendment ban?

Which Roman Emperor received the title "Gothicus Maximus" because of his campaign against the Goths and the Heruli?