Posted: Jan 08, 2014 08:43 AM PST
Updated: Aug 30, 2016 06:53 PM PDT
Some states are admitting that as oil exploration booms, pollution is a reality. It's a problem at the core of a controversial drilling practice known as fracking.
A 19-year-old Pablo Picasso opens his first major exhibition, Mark Pickford becomes the first million-dollar actress, the Soviets begin their blockade of Berlin, Lynyrd Skynyrd releases "Sweet Home Alabama," and Mark Sanford comes clean, all on this day.
The International Olympic Committee is formed, the SAT exam is taken for the first time, Hitler takes in newly conquered Paris, Tim Burton's "Batman" hits theaters, and the United Kingdom votes for a Brexit, all on this day.
Before you head out on your summer vacation adventures, check out which North American amusement parks are the most popular with visitors.