What drug is obtained from the cinchona tree?

More Questions:

What company originally owned the name "Saltine" before losing it to trademark dilution?

In what city did d'Artagnan meet The Three Musketeers in the Alexander Dumas story?

Who authored 1883's "The Adventures of Pinocchio"?

Which US state is nicknamed the "Evergreen State"?

On which river does Saint. Petersburg lie?

The US city of Mobile sites on the shores of what bay?

What duo is credited with the discovery of the planet Neptune?

What colour bill does a Greylag goose have?

What planet was Mork from in the TV show "Mork & Mindy"?

What is Agnes Skinner's nickname for Seymour in The Simpsons TV show?

What year did Alfred Hitchcock die?

In what US state was Abraham Lincoln born?

Who gave the "Cross of Gold" speech at the 1896 Democratic National Convention?

In Greek mythology, who was Jason's wife?

Who created the "Dragonriders Of Pern" series?