1) The Tony Awards celebrate excellence in Broadway theater and have been awarded annually since 1947.

2) The first car with air conditioning was released in 1939.

3) The Treaty of Tordesillas, signed in 1494, divided the newly discovered lands outside of Europe between Spain and Portugal, leading to the colonization of the Americas.

4) The world's largest particle accelerator, the Large Hadron Collider, is located near Geneva, Switzerland, and spans a circumference of 17 miles (27 kilometers).