An exploration of the year 1492 and its role as the pivotal point that separates the Middle Ages from modernity.

The Christian era begins with the birth of Christ, but it is the resurrection that gives it meaning. Meanwhile on 24 September 622 AD, the beginning of Islam Hegira marks Muhammad's departure from Mecca to Medina, and the birth of Islam.

An examination of the Hiroshima operation and how it was regarded as a large-scale scientific experiment by the US.

An examination of the Black Death and its potential origins that managed to wipe out millions of people across Europe from 1347 to 1351.

An examination of Angkor's ancient ruins and the limited information available about the lost civilisation.

Muhammad's first year in Medina marks the beginning of the Muslim era, and the birth of a new religion.