The Hereford Mappa Mundi is the largest intact Medieval wall map in the world and its ambition is breathtaking – to picture all of human knowledge in a single image. The work of a team of artists, the world it portrays is overflowing with life,.
How do we know what people in earlier times knew? The Antikythera mechanism is an ancient mechanical computer designed to calculate astronomical positions. It is thouight to have been constructed in the or century BCE.
bytes)The most puzzling however is not so much how Piri Reis managed to draw such an accurate map of the Antarctic region 300 years before it was discovered, but that the map shows the coastline under the ice.