In 1854 the city of Chicago experience an epidemic that would kill 6% of its population. The problem was polluted drinking water. The city of Chicago sits at sea level, which means sewage would flow down the Chicago River into Lake Michigan, which [...]

On the morning of September 11th, 2001, four commercial airplanes were hijacked in a coordinated attack by the militant Islamic terrorist group, Al-Qaeda. The first plane, American Airlines Flight 11, flew into the North Tower of the World Trade [...]

In 1931, America was in the depths of the Great Depression. A businessman by the name of Conrad Hilton was staring foreclosure in the face because people weren't traveling and his hotels were struggling. Hilton was actually borrowing money from [...]