Luminarium: The Great Fire of London, 1666 – Written history of the the fire. Offers a few pictures as well.
History.com: Great Fire of London Begins, 1666 – A brief history of the event.
Wikipedia: Great Fire of London – Information and pictures about the event.
Redcross: Fire Safety – Information and a video about home fire prevention.
YouTube: Great Fire of London Playlist – Documentaries about the fire.
YouTube: Candle Experiments Playlist – Videos that feature candle experiments. To gain a better understanding of how fire works.