These Guys Take Zip-Lining To A Whole Other Level And It’s Sure To Make Your Heart Stop Go to the restroom before you watch this video, because you’ll definitely pee in your pants. Brian Truong BuzzFeed, Video Curator 1. YouTuber Devin Graham is back with an all-new video, and this time, they’re zip-lining from 800 feet above Panama City. Video available at: http://www.youtube.com/v/YcwrRA2BIlw. Devin Graham / Via youtube.com 2. For this stunt, athlete Marshall Miller and his team of five scaled down a 2,000 foot zip-line, released off the line at the halfway point, and parachuted the rest of the way down. View this image › Devin Graham / Via youtube.com 3. In an interview with The Wall Street Journal, Graham said, “This took a lot of planning. It was a big scale production. This was definitely one of the bigger ones we’ve done.” View this image › Devin Graham / Via youtube.com 4. You can watch behind-the-scenes footage of the entire production here: Video available at: http://youtube.com/watch?v=NB1nkSLJlaA. Devin Graham / Via youtube.com Check out more articles on BuzzFeed.com! More ▾ Facebook Conversations Can your pet compete? Find out now. Get BuzzFeed's Cute or Not app! Get the App!