About a million gallons of water a day flow from the thermal springs of which Arkansas park, at an average of about 143°F?

In 2001, Joseph Kabila succeeded his assassinated father as president of which country, once known as Zaire? Which painter, the first woman to exhibit with the Impressionists, was related through her mother to Rococo master Frag… Which reddish-orange color takes its name from the Latin for "little worm," after insects once used to make red dye? Pope Leo IX campaigned against which practice, the buying and selling of church offices? The 128-carat Tiffany Diamond, a canary-yellow stone, was discovered in the Kimberley Mine of which country? The Black Death of the 14th century was mainly which form of plague, whose name comes from the Greek for "groin"? The 1924 Pulitzer Prize for Drama went to Hatcher Hughes's play with the oxymoronic title "Hell-Bent fer" where? The 1953 Alan Ladd Western "Shane" was filmed in which Wyoming valley, with the Tetons as its backdrop?