North Korean female soldiers prepare to take a commemorative photograph in front of a flower exhibition featuring North Korea's late founder Kim Il Sung in Pyongyang

Reuters/Kyodo

Female North Korean soldiers prepare to take a commemorative photograph in front of a flower exhibition featuring North Korea’s late founder Kim Il Sung in Pyongyang

A Nepalese man, covered in vermillion powder, dances during Sindoor Jatra festival in Bhaktapur, Nepal, Tuesday, April 15, 2014. Devotees mark the festival by playing traditional drums, singing, dancing and carrying chariot of various deities around town while throwing sindoor, vermillion powder, to welcome the advent of spring and the New Year.

Niranjan Shrestha/AP

A man covered in vermillion powder dances during the Sindoor Jatra festival in Bhaktapur, Nepal on Tuesday

Volunteers light candles during the "Light of Peace in the Philippines" event in Oton town at Iloilo province, central Philippines. The event achieved a Guinness world record for the largest candle-lit image with 56,690 candles forming the map of the Philippines, breaking the previous record held by Pakistan in December 2009 with 35,478 candles. The largest flaming image using candles was done by 100,000 volunteers to celebrate world peace, local media reported.

Leo Solinap/Reuters

Volunteers light candles during the “Light of Peace in the Philippines” event in Oton town in Iloilo province, central Philippines. The event achieved a Guinness world record for the largest candle-lit image with 56,690 candles forming the map of the country.

Visitors participate in the annual water-splashing festival to mark the New Year of the Dai minority in Xishuangbanna...Visitors participate in the annual water-splashing festival to mark the New Year of the Dai minority in Xishuangbanna, Yunnan province April 15, 2014. Last Sunday marked the beginning of the 1,376th New Year, according to the ethnic Dai minority calendar. REUTERS/China Daily (CHINA - Tags: SOCIETY ANNIVERSARY) CHINA OUT. NO COMMERCIAL OR EDITORIAL SALES IN CHINA

China Daily/Reuters

Visitors participate in the annual water-splashing festival to mark the new year of the Dai minority in Xishuangbanna. Last Sunday marked the beginning of the 1,376th new year, according to the ethnic Dai calendar. Read more

Two homeless children sleep on a pavement in front of a closed shop in Kolkata, India, Tuesday, April 15, 2014. (AP Photo/Bikas Das)

Bikas Das/AP

Two homeless children sleep on a pavement in front of a closed shop in Kolkata, India, on Tuesday Read more

A total lunar eclipse takes place in the...A total lunar eclipse takes place in the sky over the Mexican city of Guadalajara early on April 15, 2014. The entire event was to be visible from North and South America, but sky watchers in northern and and eastern Europe, eastern Africa, the Middle East and Central Asia were out of luck, according to US space agency NASA.     AFP PHOTO / Hector GuerreroHECTOR GUERRERO/AFP/Getty Images

Hector Guerrero/AFP

A total lunar eclipse takes place in the sky over the Mexican city of Guadalajara early on Tuesday. The event was to be visible from North and South America, but sky watchers in northern and eastern Europe, eastern Africa, the Middle East and Central Asia were not as lucky, according to US space agency Nasa. Read more

A woman and a boy look from a window as a penitent of San Gonzalo brotherhood walks past them during Holy Week in the Andalusian capital of Seville, southern Spain, April 14, 2014.

Marcelo del Pozo/Reuters

A woman and a boy look from a window as a penitent of San Gonzalo brotherhood walks past them during Holy Week in the Andalusian capital of Seville, southern Spain

Hoover Dam, a concrete arch-gravity dam in the Black Canyon of the Colorado River on the border between the US states of Arizona and Nevada. Hoover Dam ,finished in 1936, impounds Lake Mead, the largest reservoir in the United States by volume. The dam's generators provide power for public and private utilities in Nevada, Arizona, and California. Hoover Dam is a major tourist attraction; nearly a million people tour the dam each year.

Joe Klamar/AFP

The sun rises over the Hoover Dam, a concrete arch-gravity dam in the Black Canyon of the Colorado River on the border between the US states of Arizona and Nevada. The Hoover Dam was finished in 1936 and impounds Lake Mead, the largest reservoir in theUS by volume.

Children watch a soccer match held by activists as part of the "Rebel Cup" in downtown Sao Paulo...Children watch a soccer match held by activists as part of the "Rebel Cup" in downtown Sao Paulo April 13, 2014. The "Rebel Cup" is an informal tournament bringing together social movements as a way of protest against government spending for the 2014 World Cup in Brazil. The boy (L) wears a T-shirt of Real Madrid and the boy (2nd R) wears the shorts of Barcelona.  REUTERS/Nacho Doce

Nacho Doce/Reuters

Children watch a soccer match held by activists as part of the “Rebel Cup” in downtown São Paulo. The Rebel Cup is an informal tournament bringing together social movements as a way of protest against government spending for the 2014 World Cup in Brazil. One of the boys, left, wears a T-shirt of Real Madrid while another, second from right, wears the shorts of Barcelona.

Experimental aircraft 'Solar Impulse 2',

Laurent Gilleiron/EPA

The experimental aircraft “Solar Impulse 2″, HB-SIB, during solar generator tests at an air base in Payerne, Switzerland, on Monday. The project aims to achieve the first circumnavigation of the world with an aircraft powered only by solar energy.