An army tank fires during a firefight against militants linked to al Qaeda near the southern Yemeni city of Zinjibar May 30, 2012. (Photo by Reuters/Yemen's Defence Ministry)

Bikers passes along the High Street on March 18, 2012 in Royal Wootton Bassett, England. The ride, in its third and final year and involving thousands of bikers started at Hullavington airfield and aims to honour the people of Royal Wootton Bassett and to raise money for the Afghan Heroes charity. (Photo by Matt Cardy/Getty Images)

The “Naked Cowboy” plays his guitar in Times Square on March 23, 2012 in New York City. A recent study found that the Times Square district contributes up to 10% of all jobs in the city and is responsible for approximately 11% of economic activity. (Photo by Andrew Burton/Getty Images)

Musician Lenny Kravitz and actress Demi Moore attend Chanel beachside BBQ celebrating Art.sy at Soho Beach House on December 5, 2012 in Miami Beach, Florida. (Photo by Venturelli/WireImage)

Balloons participate in the Balloon Spectacular during Canberra Festival on March 10, 2012 in Canberra, Australia. The annual balloon festival in Canberra is considered one of the best in the world, and is unique in allowing patrons to float above Parliament, embassies and other government buildings. Canberra is celebrating its 99th birthday in 2012, with over 50 events in the 17 day Canberra Festival. (Photo by Cameron Spencer/Getty Images)

Eleven-year-old Kelen loves to dance in the half-built rooms of the centre in Kabanga Refuge Centre, Tanzania, 2012. The rescue centres protect albino people from the vicious hunters who sell their body parts to witch doctors. Photojournalist Ana Palacios, 43, visited the centre in Tanzania three times between 2012 and 2016 to find out more about the plight of albino people. (Photo by Ana Palacios/Barcroft Images)

Typhoon Bopha moves toward the Philippines, observed from the ISS, on December 2, 2012. (Photo by AP Photo/NASA via The Atlantic)