Once again, Tiesto is taking his talents outside the festival and club scene to bring something amazing. He has expanded his brand to the Dutch theme park, Def Efelting for their water and light show. Def Efelting is the largest and oldest theme park in the Netherlands and having Tiesto score their crazy show. This isn’t the first time for Tiesto either as he did the same thing for the Bellagio. Check it out below!