1) In Norse mythology, the Valkyries are divine maidens who serve Odin, the chief god. They are responsible for selecting warriors worthy of entering Valhalla and escorting them to the afterlife. They are often depicted as powerful and beautiful figures, riding winged horses and wielding spears.

2) The world's most expensive car is the Bugatti La Voiture Noire, which sold for over $18 million.

3) The average person spends around six months of their lifetime waiting for red lights to turn green.

4) The International Monetary Fund (IMF) and the World Bank are international financial institutions that work to promote global financial stability and economic development.