Timeline reference

Eratosthenes calculates the circumference of the Earth at 39,690 km.

Phoenician Marinus of Tyre, comes up with the idea of a network of meridians and parallels on which to plot coordinate locations.. The Roman Empire reaches its peak.

Agathodaemon of Alexandria creates a map of the known Roman world on a conical projection.

St. Jerome finishes the Vulgate translation of the Bible.

Rome sacked by the Visigoths.

Justinian I becomes Roman Emperor.

Justinian Code of Civil Law written; the founding of the Order of Saint Benedict.