Conversation so far:
Why was Richard III of England's reburial necessary?
As a condition of being allowed to disinter the skeleton, the archaeologists agreed that, if Richard III of England were found, his remains would be reburied in Leicester Cathedral.
Where were the remains of Richard III of England buried before reburial?
Richard III of England's remains were initially buried at Greyfriars Church in Leicester.
Why was Richard III of England's body dug up?
Richard the III of England's body was dug up to bring about a reappraisal of the King's tarnished reputation

Question: How were the remains discovered?
Self-contained rewrite: How were the remains of Richard III of England discovered?