1) Mount Everest, located in the Himalayas, is the highest mountain on Earth, reaching a peak elevation of 29,032 feet (8,848 meters).

2) The Pacific Ocean is the largest ocean on Earth, covering more than 30% of the planet's surface.

3) The musical "Les Misérables" is one of the longest-running shows in the West End and Broadway, with over 13,000 performances.

4) The Federal Reserve System, often referred to as the Fed, is the central banking system of the United States.