The strength of prescription eyeglasses is measured in what unit?

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During what war was the novel "The Short-Timers" set?

Which US state is home to Petroglyph National Monument?

What is the only nation that borders both Tajikistan and Russia?

What is the principal river of Ireland?

How does a beaver signal to other beavers that danger is present?

What is a group of bears called?

Secretary birds are native to which continent?

What was Robyn Hitchcock's backing band?

Which actress-turned-diplomat won a special Oscar for "outstanding contribution to screen Entertainment" in 1934?

In Disney's "Dumbo', what is it that Dumbo is made fun of for?

Who played the title role in the film "Mad Max 2"?

In 1923, which president started the National Christmas Tree Lighting Ceremony?