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.
Las Vegasâ High Roller Ferris wheel to become worldâs biggest as outside frame is mounted. The Staten Island wheel is scheduled for completion by New Yearâs Eve 2015. Las Vegas is about to get even more freewheeling. Sin City will roll into history Tuesday when workers mount the outside frame of its planned 55-story Ferris wheel. The gargantuan steel structure will be the biggest wheel in the world â at least until Staten Island gets the green light to go ahead with its own carnival ride.