1) The ongoing conflict in Syria, which began in 2011, has resulted in a humanitarian crisis, displacement of millions of people, and international efforts to bring about a resolution and provide aid to those affected.

2) A single bolt of lightning can heat the surrounding air to temperatures five times hotter than the surface of the sun.

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

4) Banks provide various financial products, including savings accounts, checking accounts, credit cards, mortgages, and investment services.