Stadiums that are just steel shells and venues that are still a quarry: Stunning aerial photos reveal how Brazil faces the biggest race in Olympic history to be ready for Rio in 2016

Stadiums that are just steel shells and venues that are still a quarry: Stunning aerial photos reveal how Brazil faces the biggest race in Olympic history to be ready for Rio in 2016  These astonishing pictures show there may be a creeping sense of panic setting in among those responsible for staging the 'Greatest Show on Earth in Rio in 2016.