On its 40th anniversary, the first summer blockbuster ever is still one of the best films ever made.



"Jaws," Steven Spielberg's iconic classic, turns the big "4-0" this week on June 20 -- and four decades is a long time for a movie to reign over pop-culture. To celebrate the milestone, here are 40 facts you may not know about the No. 1 reason it will never be safe to go back in the water.