We shared the news with you last Summer that the infamous Action Park is back. Of course, we're talking about the legendary, and legendarily dangerous waterpark in North Jersey. After closing in the late 90s, going through a series of different names, they came back amid much fanfare last year. So what kind of action does Action Park have going on these days? Check out this ridiculous first person video of one of their water slides that's over a third of a mile long!