1. The 15th-Century Monk Who Crowdsourced A Map Of The World - Fra Mauro Was The Google Earth Of The 1450s

    “If you had landed in Venice during the mid-15th century, you might have been accosted by a monk with a prominent nose and baggy, smurf-like hat. Ignoring your exhaustion and atrocious body odor after a long sea journey, he would have dragged you to a nearby tavern and cross-exam