Incredible photos of fog

Tower Bridge seems disappeared

Dense fog caused flight disruptions at Europe's busiest Heathrow airport where 10 per cent of flights were cancelled today after another 50 flights, including one of Air India

Fog rolling in over the Lake District

Bonfires and firework displays are expected to add to the foggy conditions throughout this week as people celebrate Guy Fawkes Night across Britain

People looked lost in fog

Highways England said on its website: "Road users will need plenty of extra time to do their usual commute, especially as the fog is expected to lift very slowly during the morning.

Hilltops turned into islands

Dense fog is expected to remain tomorrow morning, causing traffic delays as pupils return to school after the week-long holiday.

Sometimes the view could hardly be seen at all

The Met Office has issued a yellow weather warning for most of England and parts of Wales tonight, and drivers are being urged to slow down because of reduced visibility.