Katy Perry attends the European premiere of Katy Perry: «Part Of Me 3D» at Empire Leicester Square on July 3, 2012 in London, England. (Photo by Mike Marsland)

Greyhounds with stuffed and sprung model monkeys strapped to their backs before a hurdle race at Wellinborough. (Photo by E. Bacon). 21st April 1928

Trained by Dutch photographer Ellen van Deelen to hold different musical instruments and pose for the camera, the Roosendaal Rats are considered very talented by their owner. She confesses rats weren’t exactly her favorite creatures, but, after buying these two, she realized they are highly intelligent creatures.

When a French politician remarked that a monument should be raised in honour of American independence at a dinner party in 1865 he probably didn't imagine that the result would become an international icon of freedom. ...