The world watched on television as flames tore through Windsor Castle's fortress, parts of which are almost 1,000 years old.
Priceless artwork was at risk and so were stately rooms, some of those were destroyed and a large restoration project followed.
It is 20 years this week since a fire swept through Windsor Castle.
The damage took five years and £35 million to restore. In the first of a series of special reports,
Mike Pearse looks back at the day the castle caught fire.
He spoke to Windsor resident Roger Cunningham, safety consultant and former firefighter Bob Ward and former Berkshire County Councillor Roger Carter
On 20th November 2012 it will be 20 years since the Windsor Castle fire. The castle is the world's largest inhabited castle and is one of the official residences of the Queen.
The castle was severely damaged in the fire, which destroyed some of its most historic parts.
It took several years and a lot of money to repair the building.