Within a considerable radius from the surface of the nuclear fireball, 0â3 kilometers â largely depending on the explosion's height, yield and position of personnel âducking and covering would offer negligible protection against the intense heat, blast and prompt ionizing radiation following a nuclear explosion.
Performers shelter from the rain at the start of Notting Hill Carnival in west London August 27, 2012. REUTERS/Olivia Harris. Rio de Janeiro: The biggest carnival in the world takes place in Rio De Janeiro. Carnival in Rio paralyzes the city of 6.5 million people, it also attracts 500,000 foreign visitors. Each day, 2 million people take to the streets to participate in the festivities.
1 Kijfhoek â Breda, Netherlands. 2  Run on 19 February 1989, as a test and publicity stunt what would become the longest passenger train in the world. 3  The train was pulled by one 1500 V DC locomotive and had 60 passenger cars, of which only the first 14 cars held actual passengers during the run. 4  Ghent â Oostende, Belgium.