A Russian digital artist Svetlana Petrova has taken her love of cats to the next level – by adding her furry friend to some of the world's greatest artwork. Svetlana has placed photos of her tabby, called Zarathustra, posing alongside the most well-known pieces in history for her UK exhibition. (Photo by Svetlana Petrova/Zarathustra the Cat)

Passionate fans are doing something unique (wacky) to celebrate the World Cup. They’re getting the likeness of their favorite player shaved into the back of their head. Photo: England fan Joel Moore (23) has had a haircut featuring the face of World Cup star Theo Walcott by Daren Terry from Lotus Styling in Bognor Regis, West Sussex. (Photo by Southern News & Pictures)

These amazing photographs of buildings in Hong Kong transform what is actually a concrete jungle into scenes of immense beauty. The optical illusions taken by landscape photographer Peter Stewart, show the city in a totally different, colorful light, despite it being one of the most overcrowded cities in the world. Photo: Colorful block of apartments in Hong Kong at night. (Photo by Peter Stewart/Caters News)

“You wouldn’t normally associate power stations with beautiful scenic shots but one photographer has traveled nearly 2000 to track down the ugliest energy plants and show them in a whole new light. Czech snapper, Radek Kalhous, uses Google Earth to find the perfect locations for his unique pictures and arrives at each site after sunset to create the atmospheric shots”. – Caters News. Photo: Nuclear power station Temelin, Czech Republic. (Photo by Radek Kalhous/Caters News)

Armed with only paper, graphite and coloured pencils – plus his vivid imagination – the artist creates remarkable drawings that leap from the page when photographed. The 32-year-old, from Alkmaar in Holland, began experimenting with anamorphic 3D drawing five years ago. Photo: Ramon Bruin’s 3D illustration of two twins drawing each other. (Photo by Ramon Bruin/Medavia)

Dr. P.A. Smithe was sent by the American Red Cross as a doctor and surgeon to work at a hospital in Vienna. He sailed to Europe in December 1915 and returned home in August 1916, according to his daughter, who donated his images to the National World War I Museum. Photo: Turkish army, including cavalry, infantry and artillery. (Photo by Dr. P.A. Smithe/National World War I Museum, Kansas City, Mo.)

“The Skeleton Krewe was founded in 1999 by Christopher Kirsch. Inspired by the early days of Carnival before tractors and floats replaced walking processions, the Krewe has become one of New Orleans' premier marching clubs. The Krewe began actively marching as a small group of friends, but has grown to 40 active members”. – The Skeleton Krewe. Photo: “The Skeleton Krewe 2013 – Manning”. (Photo by Kevin O'Mara)

This summer China opened its door to its first private bodyguard training company in Beijing. Genghis Security Academy offers rigorous training course which includes aquatic training, martial arts, vehicle safety training and other necessary skills. Photo: Female and male trainees run during a bodyguard training program at the boot camp of Genghis Security Academy in Beijing, China. (Photo by ImagineChina/The Grosby Group)