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

2) The Bugatti Veyron, one of the fastest production cars in the world, can reach speeds of over 250 miles per hour (402 km/h).

3) The Epic of Gilgamesh, originating from ancient Mesopotamia, is one of the oldest surviving works of literature and tells the story of the heroic king Gilgamesh and his quest for immortality. It explores themes of friendship, mortality, and the relationship between humans and the divine.

4) Mountains are formed through various geological processes, including tectonic plate movements, volcanic activity, and erosion.