Yesterday the bidding for Summer Olympics 2016 finished and the lucky winner is Rio de Janeiro. I am happy, that summer olympics is for the first time in South-America. The summary you can find there http://en.wikipedia.org/wiki/Bids_for_the_2016_Summer_Olympics. Do you like, that summer olympics take place there? But now we must wait about for 7 years to see these summer olympics. 
