tocroatia, where a team of three wakeboarding guys created this. a 360-degree water park for wakeboarding, all the different features you see, they designed spin cycle. >> it's like a water wonderland. this is so cool. >> you can go all day. >> it's a cycle. don't have to get on a boat and stuff like that. boom. even if you fall, the crane's going to come back around, pick you up, and you can start again. some of the features they've built on this are awesome. they've suspended shipping containers in the air, welded a few other features on, stuck a few, and justar course. >> made it look so easy. anybody can do it, come on. this is not so much. >> the guys at red bull have no idea. >> sit in that room, yeah, that's great. hang them in the air. >> done, we'll send you the stickers in the mail. >>> it's time to give away another ipad mini. >> to enter you need the buzz word, be at least 21 years old, and a legal resident of the united states or canada. >> head over to rightthisminute.com and click on the win ipad button. >> enter the buzz word on you