You don't need an art history degree or an elevated sense of pretension to 'get' these amazing pieces. Someone needs to curate an art gallery specifically devoted to the subject matters of rainbows, pizza, and cats.
Image from Things Organized Neatly http://thingsorganizedneatly.tumblr.com/ and via http://designlarge-d.blogautore.repubblica.it/
Hugo Pratt 's Corto Maltese
Illustrations by Jean Pierre Gibrat
Sharpshooter, circus performer from John Robinson's Ten Big Shows (c. 1900-1910.)