Case file · Sighting
Fires over the castle of Milan
The historian Bernardino Corio wrote that great fires were seen at night over the Sforza castle in Milan, later read as an omen of the death of Beatrice d'Este (January 1497).
1496 CE · 45.47, 9.18 · status: account
The sceptical view
Recorded after the fact as a portent; aurora or meteors are possible sources.