Smoke from Hertfordshire oil blaze spreads across London
Smoke from a massive fire at an oil depot near Hemel Hempstead spread across the capital's skyline on Sunday.
The Millennium Bridge at lunchtime on Sunday
These artists on Bankside recorded the smoke-filled sky
The ITV News Channel showed pictures from the camera mounted on the roof of the London Television Centre on Upper Ground
The incident has been described by Hertfordshire Fire Service as the biggest explosion in European peace time history.