►Watch a replay of last year's Hart Lines action here: http://win.gs/HartLines2015 The biggest names in skateboarding are headed to Hart Plaza May 14 and 15 for Hart Lines 2016. Ryan Sheckler and an elite roster of invited pros will take on the unique two-lane course and put their skills on the line in front of a packed Detroit crowd. After the noise they made last year, there's no telling how big they'll go. _ Experience the world of Red Bull like you have never seen it before. With the best action sports clips on the web and original series, prepare for your "stoke factor" to be at an all time high. Watch Red Bull TV: http://win.gs/WatchRBTV See into our world: http://goo.gl/J49U Red Bull on Facebook: http://win.gs/redbullfb Red Bull on Twitter: http://win.gs/redbulltwitter Subscribe to Red Bull on Youtube: http://win.gs/SubToRedBull Subscribe to the Red Bulletin: http://win.gs/TheRedBulletin Sign up for our Newsletter here: http://win.gs/RedBullNewsletter