Heavy - often at a standstill.
1700 miles
Traffic. London Underground runs on electricity.
2.00 in the morning
The population of London in 1790 was around 1 million people.
The first traffic lights in London were installed on 10 December ,1868 outside British House of Parliament in London. They were gas lit and not electrically operated like the modern traffic lights.
Traffic lights were used in London from the 20th century. The first traffic lights in London were installed in Piccadilly Circus (1926), Ludgate Circus (1930-1932), and even on the corner of Cornhill and Bishopsgate.
Protestantism
Traffic and pedestrians.
Mostly traffic noise.
london
The London Underground did give the East London line to the London Overground to ease its traffic.
The middle of the North Atlantic Ocean.