Photography was not born with the invention of the camera. The camera obscura was already experienced by paleolithic humans - millions of years ago during the Stone Age - who occasionally saw images of animals projected through tiny holes in their tents. The phenomenon of the pinhole was documented in China as early as 1001 BC and Aristotle and Euclid made comments on it, circa 300 BC. The phenomenon is so common that it occurs quite naturally such as when a solar eclipse is projected through holes in the canopy of a tree, or an entire building is projected onto a wall through a hole in the roof as in the image below. [...]