April 15, 2014
From Scenes of Spring, one of 28 photos. Thousands of Bluebells bloom, carpeting a forest near Halle, south of Brussels, Belgium, on April 15, 2014. (AP Photo/Yves Logghe)

From Scenes of Spring, one of 28 photos. Thousands of Bluebells bloom, carpeting a forest near Halle, south of Brussels, Belgium, on April 15, 2014. (AP Photo/Yves Logghe)

April 9, 2014
From Smithsonian Magazine’s 2013 Photo Contest, one of 16 photos. Finalist, Natural World category. A coastal brown bear hunts for salmon on Silver Salmon Creek in Lake Clark National Park and Preserve. Photographed by Daniel D’Auria of Tabernacle, New Jersey. (© Smithsonian.com)

From Smithsonian Magazine’s 2013 Photo Contest, one of 16 photos. Finalist, Natural World category. A coastal brown bear hunts for salmon on Silver Salmon Creek in Lake Clark National Park and Preserve. Photographed by Daniel D’Auria of Tabernacle, New Jersey. (© Smithsonian.com)

April 8, 2014
From London and the U.K. From Above, one of 24 photos. Here, an aerial shot of St Michael’s Mount, situated just off the Mount’s Bay coast of Cornwall. (© Jason Hawkes)

From London and the U.K. From Above, one of 24 photos. Here, an aerial shot of St Michael’s Mount, situated just off the Mount’s Bay coast of Cornwall. (© Jason Hawkes)

April 7, 2014
From Nyepi, the Balinese ‘Day of Silence’, one of 27 photos. A Balinese man hits another with a burned coconut husk during the “Mesabatan Api” ritual a head of Nyepi Day in Gianyar, Bali, Indonesia, on March 30, 2014. Mesabatan Api is held annually a day before the Nyepi Day of Silence, symbolizing the purification of the universe and human body through fire. Nyepi is a Hindu celebration observed every new year according to the Balinese calendar. The national holiday is one of self-reflection and meditation — activities such as working, watching television or traveling are restricted between the hours of 6 a.m. and 6 p.m.

From Nyepi, the Balinese ‘Day of Silence’, one of 27 photos. A Balinese man hits another with a burned coconut husk during the “Mesabatan Api” ritual a head of Nyepi Day in Gianyar, Bali, Indonesia, on March 30, 2014. Mesabatan Api is held annually a day before the Nyepi Day of Silence, symbolizing the purification of the universe and human body through fire. Nyepi is a Hindu celebration observed every new year according to the Balinese calendar. The national holiday is one of self-reflection and meditation — activities such as working, watching television or traveling are restricted between the hours of 6 a.m. and 6 p.m.

April 2, 2014
From A Trip to Lesotho, the ‘Kingdom of the Sky’, one of 21 photos. The mountains of the Sani Pass in the Drakensberg Mountains, between South Africa and Lesotho, on May 26, 2007. (CC BY SA Mark Peacock)

From A Trip to Lesotho, the ‘Kingdom of the Sky’, one of 21 photos. The mountains of the Sani Pass in the Drakensberg Mountains, between South Africa and Lesotho, on May 26, 2007. (CC BY SA Mark Peacock)

March 26, 2014
From St. Petersburg From Above, one of 12 photos. The Church of the Savior on Spilled Blood during a squally autumn morning. The church marks the spot where the reformist Tsar Alexander II was assassinated by a bomb-rolling revolutionary. (Amos Chapple/Rex Features)

From St. Petersburg From Above, one of 12 photos. The Church of the Savior on Spilled Blood during a squally autumn morning. The church marks the spot where the reformist Tsar Alexander II was assassinated by a bomb-rolling revolutionary. (Amos Chapple/Rex Features)

March 21, 2014
From The First Day of Spring, one of 26 photos. A Palestinian man and his daughter pick wild mustard flowers, which grow in open fields across the Gaza Strip, on March 20, 2014, as the official start of spring was marked by the by the Vernal Equinox. (Mohammed Abed/AFP/Getty Images)

From The First Day of Spring, one of 26 photos. A Palestinian man and his daughter pick wild mustard flowers, which grow in open fields across the Gaza Strip, on March 20, 2014, as the official start of spring was marked by the by the Vernal Equinox. (Mohammed Abed/AFP/Getty Images)

March 18, 2014
From Winners of the 2014 Sony World Photography Awards, Part I, one of 24 photos. Winner, Hong Kong, National Awards: In July each year, a heart-pounding scene of wildebeest migration repeats itself in Kenya. (© Chi Hung Cheung, 2014 Sony World Photography Awards)

From Winners of the 2014 Sony World Photography Awards, Part I, one of 24 photos. Winner, Hong Kong, National Awards: In July each year, a heart-pounding scene of wildebeest migration repeats itself in Kenya. (© Chi Hung Cheung, 2014 Sony World Photography Awards)

March 12, 2014
From Japan in the 1950s, one of 39 photos. A young Japanese woman in a kimono takes part in the Hula-Hoop craze that swept America and Japan in this October 30, 1958 picture. (AP Photo/Mitsunori Chigita)

From Japan in the 1950s, one of 39 photos. A young Japanese woman in a kimono takes part in the Hula-Hoop craze that swept America and Japan in this October 30, 1958 picture. (AP Photo/Mitsunori Chigita)

March 5, 2014
From The Jihad Museum: Afghanistan Remembers the Soviet Invasion, one of 17 photos. Museum assistant and former Soviet soldier, Sheikh Abdullah looks at a display in the Manzar-e Jahad, or Jihad Museum, which depicts the Soviet invasion of 1979 and the Afghan resistance, in Herat, on February 15, 2014. Sheikh Abdullah, who was a Soviet intelligence officer by the name of Khakimov Bakhrodin, was captured after being injured in battle with the Mujahideen. Abdullah stayed with his captors, converted to Islam and was renamed Abdullah. He never returned to his former homeland and now works at the Jihad Museum. (Aref Karimi/AFP/Getty Images)

From The Jihad Museum: Afghanistan Remembers the Soviet Invasion, one of 17 photos. Museum assistant and former Soviet soldier, Sheikh Abdullah looks at a display in the Manzar-e Jahad, or Jihad Museum, which depicts the Soviet invasion of 1979 and the Afghan resistance, in Herat, on February 15, 2014. Sheikh Abdullah, who was a Soviet intelligence officer by the name of Khakimov Bakhrodin, was captured after being injured in battle with the Mujahideen. Abdullah stayed with his captors, converted to Islam and was renamed Abdullah. He never returned to his former homeland and now works at the Jihad Museum. (Aref Karimi/AFP/Getty Images)

March 4, 2014
From The Ivanpah Solar Electric Generating System, one of 18 photos. An aerial view of a solar receiver and boiler atop a tower at the Ivanpah Solar Electric Generating System (SEGS) in the Mojave Desert in California near Primm, Nevada, on February 20, 2014. The largest solar thermal power-tower system in the world, owned by NRG Energy, Google and BrightSource Energy, opened last month in the Ivanpah Dry Lake and uses 347,000 computer-controlled mirrors to focus sunlight onto boilers on top of three 459-foot towers, where water is heated to produce steam to power turbines providing power to more than 140,000 California homes. (Ethan Miller/Getty Images)

From The Ivanpah Solar Electric Generating System, one of 18 photos. An aerial view of a solar receiver and boiler atop a tower at the Ivanpah Solar Electric Generating System (SEGS) in the Mojave Desert in California near Primm, Nevada, on February 20, 2014. The largest solar thermal power-tower system in the world, owned by NRG Energy, Google and BrightSource Energy, opened last month in the Ivanpah Dry Lake and uses 347,000 computer-controlled mirrors to focus sunlight onto boilers on top of three 459-foot towers, where water is heated to produce steam to power turbines providing power to more than 140,000 California homes. (Ethan Miller/Getty Images)

March 3, 2014
From Carnival 2014 Around the World, one of 35 photos. A performer from the Imperio da Tijuca samba school parades on a float during carnival celebrations at the Sambadrome in Rio de Janeiro, Brazil, on March 2, 2014. (AP Photo/Felipe Dana)

From Carnival 2014 Around the World, one of 35 photos. A performer from the Imperio da Tijuca samba school parades on a float during carnival celebrations at the Sambadrome in Rio de Janeiro, Brazil, on March 2, 2014. (AP Photo/Felipe Dana)

February 28, 2014
From The Murmurations of Starlings, one of 22 photos. A murmuration of migrating starlings flies over the southern Israeli village of Tidhar, on February 12, 2014. (AP Photo/Oded Balilty)

From The Murmurations of Starlings, one of 22 photos. A murmuration of migrating starlings flies over the southern Israeli village of Tidhar, on February 12, 2014. (AP Photo/Oded Balilty)

February 4, 2014
From The 2014 Sony World Photography Awards, one of 33 photos. The knight and his steed, a tropical capture in Costa Rica. (© Nicolas Reusens, 2014 Sony World Photography Awards)

From The 2014 Sony World Photography Awards, one of 33 photos. The knight and his steed, a tropical capture in Costa Rica. (© Nicolas Reusens, 2014 Sony World Photography Awards)

January 31, 2014
From Happy Chinese New Year 2014, one of 34 photos. Divers carry a man-made dragon, as part of Chinese New Year dragon blessings to wish all their guests boundless energy in the Year of the Horse at the South East Asia Aquarium at Resorts World Sentosa in Singapore, on January 30, 2014. (AP Photo/Wong Maye-E)

From Happy Chinese New Year 2014, one of 34 photos. Divers carry a man-made dragon, as part of Chinese New Year dragon blessings to wish all their guests boundless energy in the Year of the Horse at the South East Asia Aquarium at Resorts World Sentosa in Singapore, on January 30, 2014. (AP Photo/Wong Maye-E)