A different Time-lapse showing some of the urban transformations going on in the city center of Rio due the Olympic Games of 2016. In this case, the video shows the implosion of an urban highway in Rio. There are other official videos documenting this and other investments in Rio here.
For a critical take on the Mega Events happening in Rio, I would recommend as a good read Christopher Gaffney's blog and Julia Michaels' blog.
