City buildings stand beyond the giant excavated hole left by the Mir mine, a former open pit diamond mine, in Mirny, Russia, on Tuesday, November 12, 2013. OAO Alrosa, the world's largest diamond producer, raised about $1.3 billion in an oversubscribed share sale from investors including Oppenheimer Funds Inc. and Lazard Ltd.'s asset-management unit, First Deputy Prime Minister Igor Shuvalov said. (Photo by Andrey Rudakov/Bloomberg)

Fred Fugen seen training for a jump over Austria on May 12, 2014. Fearless skydivers jump from an altitude of 10,000 meters above the largest mountain in Europe. Frederic Fugen, 34, and Vincent Reffet, 29, leapt from a plane in the freezing skies above Mont-Blanc in the French Alps. The jump is from such a height the pictures show the curvature of the earth. (Photo by Dominique Daher/Barcroft Media)

Soldiers from 12 Mechanized Brigade perform a simulated casualty evacuation at the Ministry of Defence training area at Copehill Down on Salisbury Plain on March 9, 2012 in Wiltshire, England. The Defence Secretary Philip Hammond visited the military facility to meet soldiers from the Brigade who are shortly to deploy to Afghanistan for Operation Herrick 16, and troops from the 3rd Battalion, the Yorkshire regiment which lost five of the six men who died this week in the deadliest single attack in Afghanistan since 2001. (Photo by Matt Cardy/Getty Images)

Young people play with foam during a march to commemorate Youth Day in Caracas, Venezuela, 12 February 2025. The president of Venezuela's National Assembly (AN, Parliament), Chavista Jorge Rodriguez, invited, before hundreds of followers who commemorated Youth Day, all young migrants to return to the country so that they can “build a prosperous homeland”. (Photo by Ronald Pena R./EPA)

A reveller wearing a golden cape celebrates as the sun rises during the winter solstice at Stonehenge on Salisbury plain in southern England December 22, 2014. The winter solstice is the shortest day of the year, and the longest night of the year. (Photo by Dylan Martinez/Reuters)

An Indonesian worker carries a giant candle at a traditional Chinese candle maker for the upcoming Lunar New Year in Bogor, Indonesia, 27 January 2015. The Chinese Lunar New Year, known here as Imlek, is only three weeks away. The whole city is getting decked out to celebrate the event on 19 February 2015. (Photo by Adi Weda/EPA)

A tourist reacts as an elephant sprays her with water in celebration of the Songkran water festival in Thailand's Ayutthaya province, April 9, 2014. Songkran, the most celebrated festival of the year, marks the start of Thailand's traditional New Year. (Photo by Chaiwat Subprasom/Reuters)

Indian women dressed in traditional attire drive motorcycles as they take part in a procession celebrating “Gudhi Padwa” or the Maharashtrian New Year in Mumbai on March 28, 2017. Gudhi Padwa is the Hindu New Year for people in India's Maharashtra state and marks the end of a harvest and the beginning of a new one. (Photo by Punit Paranjpe/AFP Photo)