In 1975, which Saudi king was assassinated by his nephew at the royal palace in Riyadh?

At a latitude of 0 degrees 13 minutes south and an altitude over 9,000 feet, which national capital lies just south of… What is the term for a formal meeting with the Pope, before which visitors traditionally kneel? At a research station called Northice, temperatures dropped to -87 degrees Fahrenheit in January 1954 on which world's… At a reception in Moscow in 1956, which Soviet leader told Western ambassadors, "We will bury you"? Reggie Miller spent his entire 18-season NBA career with which team? In a 1947 speech at Harvard, which U.S. secretary of state laid out his namesake plan for Europe's economic recovery? What is the largest coral reef system on Earth, stretching along the northeast coast of Australia? Morocco's Mount Toubkal, at about 13,700 feet, is the highest peak of which mountain chain?