Where did everyone go? Plus, the colors red and blue control your life and rating the best shows within a show.
Da Vinci's "The Last Supper"
Andrea Mantegna’s "Oculus in the Camera Degli Sposi"
12 outrageous architectural illusions. - [Oddee]
TV's top 10 shows within a show. - [CollegeHumor]
25 of the most devoted fan bases. - [Vulture]
Australia and Antartica have some crazy monster legends. - [MentalFloss]