Johann Petursson adalah manusia tertinggi di muka bumi yang pernah ada,di perkirakan tingginya mencapai 272 cm
a grafti Creator a computer design to make 3d grapik design . with these tools we can make grafiti grapic with 3d effect . if you are having difficulties , you ca sear for graffii tutor / tutorial or you can learn in the graffiti art scools