Africa ஏன் இவ்வளவு சின்னதா இருக்கு? - The Hidden History of World Map - BT Reports

Why does the world map look the way it does? 🌍 From ancient maps and celestial navigation to Ptolemy and the Mercator Projection, this video explores how humans mapped the Earth—and why Africa appears much smaller than its actual size. We also look at how modern map projections are changing the way we see our world. #WorldMap #MercatorProjection #MapHistory #Africa #Geography #History #WorldHistory #Cartography #MapProjection #GeographyFacts #AfricaMap #India #BTReports