What an ecological catastrophe

Have you seen these images?





Sarajevo ski jump 1984 winter games





Baseball venue at Hellenikon Olympic complex in Athens






  
Beach volleyball venue 2008 Beijing Olympics





Swimming pool Olympic Village Athens























(All images above from: http://www.dailymail.co.uk/news/article-3730579/As-Rio-Olympics-kicks-eerie-photographs-reveal-derelict-sites-past-games.html)