RIO 2016: Rio marked 1000 days to the 2016 Olympics by starting the impending countdown with a blast, dynamiting the entrance to a tunnel to the new Transolimpica expressway which will link the city centre with future Games sites.
Rio has a blast to mark Olympic countdown
![Rio has a blast to mark Olympic countdown](/_next/image/?url=https%3A%2F%2Fcontent.olympics.com.au%2Fpublic%2Fstyles%2Flandscape_header_section%2Fs3%2F2019-06%2F1000dias_alexferro_0794896_1000px_DE2D0930-EECC-11E4-85C4005056A37760.jpg.webp%3Fitok%3DDSWFP7Kg&w=1200&q=90)