omg, this is freaking amazing...the sounds of this thing running through a city are just hair raising...apparently red bull arranged with sao paulo city hall to block off a number of streets for them to make this run through the city...pretty damned
http://www.youtube.com/watch?v=YhF_Zp8nM7o
http://www.youtube.com/watch?v=YhF_Zp8nM7o