St. Mark's and Panagia Erithiani church congregations perform “Rocket War” by firing thousands of home-made rockets across the sky during Greek Orthodox Easter celebrations in the town of Vrontados on the Greek island of Chios on April 19, 2014. Greek habit of throwing handmade rockets with the aim of hitting the bell tower of the church at the other side during the celebration of the service at midnight before Easter Sunday. (Photo by Cem Oksuz/Anadolu Agency/Getty Images)

A rabbit fails to clear an obstacle during a bunny hop competition at the Old Town Square in Prague, Czech Republic, Monday, April 14, 2014. (Photo by Petr David Josek/AP Photo)

World War II veteran Jack W. Schlegel, 91 years-old, from Mount Tremper, New York, of the 508th Parachute Infantry Division of the 82nd Airborne who parachuted near Sainte-Mere-Eglise on June 6,1944, poses with American and French flags as he visits the American War cemetery in Colleville-sur-Mer, on the Normandy coast June 2, 2014. REUTERS/Pascal Rossignol

A woman covers her face as men throw colored powder at her during “Lathmar Holi” at the village of Barsana in the northern Indian state of Uttar Pradesh March 9, 2014. (Photo by Anindito Mukherjee/Reuters)

A reveler poses for pictures at the Victorian Picnic during the Wave and Goth festival in Leipzig June 6, 2014. The annual festival, known in Germany as Wave-Gotik Treffen (WGT), features over 150 bands and artist in venues all over the city playing Gothic rock and other styles of the dark wave music subculture. The event, one of the biggest of its kind, attracts a regular audience of up to 20,000, the organizers said. REUTERS/Thomas Peter

A female honor guard has lipstick applied as they prepare for an official welcoming ceremony outside the Great Hall of the People in Beijing, China on June 11, 2014. (Photo by Jason Lee/Reuters)

Australian World War Two veterans place crosses and flags at graves before attending the French-British ceremony at the British War cemetery in Bayeux, June 6, 2014. REUTERS/Leon Neal/Pool

Keith Richards, Mick Jagger, Ron Wood of the Rolling Stones perform during their "14 on Fire" show at Waldbuehne in Berlin, June 10, 2014. REUTERS/Thomas Peter