A group of Japanese schoolgirls marching in formation during a school visit to the third regiment to experience the soldier's way of life. (Photo by Fox Photos/Getty Images). Circa 1938

The Prague astronomical clock, or Prague orloj, is a medieval astronomical clock located in Prague, the capital of the Czech Republic. The clock was first installed in 1410, making it the third-oldest astronomical clock in the world and the oldest one still working.

Is it worth eating live beings? This is a philosophical question: the history of our species and the ontology of being are saying that it's more likely yes, and on the other hand your mind and empathy are more likely to be against this idea. Or at least like in this Korean clip – eat, but with tears in your eyes.

A Japanese white-eye is seen on a branch of cherry blossoms at Kyoto Imperial Palace on March 26, 2010 in Kyoto, Japan. (Photo by Akihiro I/Getty Images)

Famous Political Figures by Ahmad Kushha is a series of illustrations that feature world leaders that have been shrunken down to look like cartoon characters with huge eyes.

Spanish artist Romulo Celdran (b. 1973) brings exquisite technical skill, a fastidious eye, and a scientific attention to detail to both his mixed-media drawings on board and his larger-than-life sculptures of quotidian objects.

Baghdad-based artist Othman Toma uses multi-colored melting treats as a medium for his art, instead of normal paint. And it works incredibly well. In fact, to the untrained eye, his artworks seem painted with regular watercolors.