An Amazon Indian girl kicks the ball during a soccer match between various ethnic groups of indigenous communities in Nossa Senhora do Livramento, a rural community on the outskirts of Manaus, Brazil, on March 29, 2014. (Photo by Bruno Kelly/Reuters)

Street artist Lujan Perazzo plays a musical instrument at a traffic light at the streets in Brasilia April 13, 2014. Brasilia is one of the host cities for the 2014 soccer World Cup in Brazil. (Photo by Ueslei Marcelino/Reuters)

Kansas State's Morgan Wedekind lands in the water during the women's university 3,000-meter steeplechase at the Drake Relays athletics meet, Saturday, April 26, 2014, in Des Moines, Iowa. (Photo by Charlie Neibergall/AP Photo)

Saddam, 19, practices stunts at a beach along the Arabian Sea in Mumbai April 25, 2014. Saddam, belongs to a small group called “The Scrolls” who travel from the far northern suburbs of Mumbai to the city on to perform breakdancing and other stunts in marriages parties and other events. (Photo by Danish Siddiqui/Reuters)

Russ Dostal, left, gives a thumbs up as he tries the new 850-foot-long SlotZilla Zipline with Tom Delaney at the Fremont Street Experience in downtown Las Vegas, on April 30, 2014. A higher and longer 1,700-foot Zoomline, which will propel flyers in a horizontal “superman” position at speeds up to 35 mph, is expected to open in June. The zip line, part of the $12 million SlotZilla project, opened Sunday. (Photo by Steve Marcus/Las Vegas Sun via Reuters)

A youth jumps into the Mediterranean sea while others watch him at Manara's seaside in Beirut, Lebanon, 27 April 2014. Lebanese are going to the beach to cool off as summer weather begins in the region. (Photo by Wael Hamzeh/EPA)

Acehnese dancers perform a traditional dance with the Islamic theme in Banda Aceh, Indonesia, April 28, 2014. Aceh is the only province in Indonesia that has implemented Sharia law, including traditional dance as well. (Photo by Hotli Simanjuntak/EPA)

A visitor does a handstand in front of a section of the Berlin wall at the Berlin Wall Memorial on April 12, 2014. (Photo by John McDougall/AFP Photo)

A man poses for friends in front of the giant moving inflated astronaut art piece, Escape Velocity, at the Coachella Valley Music & Arts Festival at the Empire Polo Club in Indio, California, April 12, 2014. The annual music festival, which runs for two consecutive three-day weekends, has grown to one of the largest music festival in the U.S. since it was founded in 1999. (Photo by David McNew/AFP Photo)

Tourists inspect the Yoshino Cherry trees that are blooming in front of the U.S. Capitol on April 9, 2014 in Washington, DC. Washingtons famed Cherry Blossom trees are on track to be in full bloom this weekend. (Photo by Mark Wilson/Getty Images)

Indian children cool off as water water flows from a water supply pipeline to beat the heat on a hot afternoon on the outskirts of eastern Bhubaneswar on April 28, 2014. Many Indian cities face severe water scarcity especially in the summer season as summer temperatures soar above the 40 degrees celsius. (Photo by Asit Kumar/AFP Photo)

Palestinian children play under a tarp at the harbour in Gaza City on April 28, 2014. (Photo by Mohammed Abed/AFP Photo)

A Sri Lankan labourer works at a construction site ahead of International Labour Day in Colombo on April 30, 2014. Sri Lankan workers are due to mark International Labour Day which falls on May 1. (Photo by Lakruwan Wanniarachchi/AFP Photo)

A woman looks on as men in traditional Bavarian dress erect a maypole on May 1, 2014 in Grossweil near Garmisch-Partenkirchen, southern Germany. The raising of a maypole is a May Day custom in Germany and Austria and goes back to the 16th century. Traditionally, the event is followed by a May dance around the pole. (Photo by Karl-Josef Hildenbrand/AFP Photo/DPA)

Rita Ora and Cara Delevigne attend the Chanel Spring/Summer 2013 Haute-Couture show as part of Paris Fashion Week at Grand Palais on January 22, 2013 in Paris, France. (Photo by Michel Dufour/Wireimage)

A Pakistani man lifts weights on World Health Day, in Peshawar, Pakistan, April 7, 2013. World Health Day is celebrated on April 7 each year to mark the World Health Organisation's (WHO) founding in 1948 and to draw worldwide attention to the importance of good health. (Photo by Bilawal Arbab/EPA)

Tourists brave strong wind at the Victoria Peak in Hong Kong Tuesday, August 13, 2013. The Observatory said Typhoon Utor intensified slightly as it moves towards the western coast of Guangdong. The typhoon battered the northern Philippines on Monday, toppling power lines and dumping heavy rain across cities and food-growing plains. (Photo by Kin Cheung/AP Photo)

Children play with a garden water spurt in a hot and humid day at a public park in Yangon, Myanmar, Tuesday, April 22, 2014. In Yangon during the month of April, temperature rises up to 37 degrees Celsius (98 degrees Fahrenheit) with up to 94 percent humidity before the tropical rainy season starts in May. (Photo by Gemunu Amarasinghe/AP Photo)

A homeless Indian girl plays hangs on a railing near her temporary home under a flyover in Jammu, India, Friday, May 2, 2014. Some 800 million people in the country live in poverty, many of them migrating to big cities in search of a livelihood and often ending up on the streets. (Photo by Channi Anand/AP Photo)

A Nepalese youth jumps on the Gahana Pokhari -A Jwel Pond before participating in a Gahana Khojne festival in Kathmandu, Nepal, 16 April 2014. Hundreds of local youths carry chariot of Goddess “Tudaldev” to search goddess lost Jwellery during a traditional 'Gahana Khojne Jatra' which means “searching for jewels” at the pond. According to Hindu Mythology, It is believed that Goddess Tudaldevi's Jwellery were lost in this pond while she was bathing so that each year local youths help Tudaldevi to find her lost jwellery. (Photo by Narendra Shrestha/EPA)

In this Wednesday, April 2, 2014 photo, an Indian woman drinks with her friend at a night club “blueFROG” in Mumbai, India. As India begins its weekslong election process Monday, April 7, the enormous population of ambitious, tech-savvy and politically engaged youths has more potential than ever to sway the outcome. More than 378 million of India's 814 million eligible voters between 18 and 35, according to census records. (Photo by Rafiq Maqbool/AP Photo)

Yaroslav Segeda at the top of a high rise building in Kudrinskaya Square, Moscow, Russia. (Photo by Yaroslav Segeda/Caters News)

A young girl dives into a vat of grits during the Rolling in the Grits contest at the World Grits Festival in St George, South Carolina. (Photo by 2014 Richard Ellis)

A student carries a flower in her mouth during a protest against a tuition increase outside the University of Puerto Rico in San Juan, Puerto Rico, Wednesday, April 23, 2014. The 24-hour protest was called even though officials at the university have extended a one year moratorium on the four percent increase. (Photo by Ricardo Arduengo/AP Photo)

A Russian fan of Kigurimi, costumes inspired by cartoons, through a street of Saint-Petersburg. (Photo by SIPA Press)

Angel Garcia rides his bike through flood waters after heavy rainfall caused major flooding on Monday, April 7, 2014, in Pelham, Ala. Severe thunderstorms crawled across the Southeast on Monday, dumping heavy rains and causing flash flooding in central Alabama, where crews in small boats and military trucks had to rescue dozens of people from their homes and cars. The storms walloped Mississippi on Sunday and spread overnight into Alabama and Georgia. Strong winds downed trees, power lines and snarled rush hour commutes. (Photo by Butch Dill/AP Photo)

Former Brazilian soccer player Cafu (L) looks at Brazilian model Fernanda Lima as they present the uniforms for World Cup 2014 volunteers during Fashion Rio in Rio de Janeiro April 10, 2014. (Photo by Ricardo Moraes/Reuters)

A skateboarder falls as he competes at the Vert Ramp competition during the World Extreme Games in Shanghai April 30, 2014. (Photo by Carlos Barria/Reuters)

File photo dated 18/08/13 of Rita Ora who has revealed she regularly ditches her designer gear to go shopping in budget-priced Primark in disguise. Photo issue date: Tuesday April 22, 2014. (Photo by Yui Mok/PA Wire)

Kristoffer Comia does some Spring cleaning on windows at the court building on a warm sunny day in downtown Calgary, on Tuesday, April 22, 2014. (Photo by Larry MacDougal/The Canadian Press)

Members of the public visit Hadrian's Wall at Birdoswald, England, on April 17, 2014. The wall was started in AD 122 on the orders of Emperor Hadrian to keep out the Picts from Scotland. (Photo by Jeff J. Mitchell/Getty Images)