15th-Century Monk Crowdsourced Info to Create Shockingly Accurate World Map
Before satellites and air flight, one might think mapping the contours of continents and the shores of seas accurately was nearly impossible. However, careful research alone could sometimes produce useable, surprisingly accurate renditions of geography. In the 15th century, a medieval monk known as Fra Mauro bucked cartographic tradition and carefully crafted a massive eight-foot by eight-foot map of the then-known world. Created for King Afonso V of Portugal, this Mappa Mundi (World Map)