Katy Perry attends the premiere of “The Smurfs” at the Ziegfeld Theater on July 24, 2011 in New York City. (Photo by Jemal Countess/Getty Images)

Models pose backstage ahead of the Review of Australian Fashion Week show as part of Mercedes Benz Fashion Festival Sydney 2011 at Sydney Town Hall on August 24, 2011 in Sydney, Australia. (Photo by Lisa Maree Williams/Getty Images)

Enthusiasts gather for the Model Rail Scotland exhibition on February 24, 2012 in Glasgow, Scotland. (Photo by Jeff J. Mitchell/Getty Images)

Tokyo, “Electric City”. August 24, 2009. (Photo by Caribb; Source: Flickr)

Steam emerges from a cooling tower of the nuclear power plant Leibstadt near Leibstadt, Switzerland, November 18, 2014. (Photo by Arnd Wiegmann/Reuters)

Presenter Sofia Vergara arrives at the 88th Academy Awards in Hollywood, California February 28, 2016. (Photo by Adrees Latif/Reuters)

“Why Is Kristen Stewart On Crutches? The Razzie winner for Worst Actress showed up to the Oscars with a mysterious injury. According to People: Kristen cut the ball of her foot, quite severely, on glass two days ago and is in «a little bit of pain».” Photo: Actress Kristen Stewart departs the Oscars at Hollywood & Highland Center on February 24, 2013 in Hollywood, California. (Photo by Frazer Harrison)

Dancers take part in the Karneval der Kulturen (Carnival of Cultures) street parade of ethnic minorities, in Berlin, Germany, May 24, 2015. A few dozen dancers, musicians and performers from dozens of communities took part in the urban festival on Sunday that aspires to reflect the multi-ethnic diversity of the German capital. (Photo by Hannibal Hanschke/Reuters)