London Underground is a marvel of Victorian engineering - the first underground
railway in the world and a massive achievement for its age.
It was created
in the mid 18th Century to cope with London's growing population and traffic congestion.
first Tube line was the Metropolitan between Paddington and Farringdon, completed
This short stretch of track ran for almost four miles.
of its finest stations was Baker Street which became the first major hub of the
underground system as the system expanded.
The Underground continued to
be extended with the Northern line being built in 1890, the first deep level Tube
When the Circle line was completed in 1884, the Tube became a fully
coherent railway system.
Today London Underground handles over three million
passenger journeys every day.
Its vast network takes in over 250 stations,
employing more than 12,000 staff.