London Paddington Railway Station - London Underground Sign - Fotografia de stock

London, UK - January 19, 2022: London Underground sign is seen in the Paddington area. The approximate daily usage of the London metro system is 3 million people. London Underground started operations in 1863. It is called The Tube or The Underground. The “Tube” is a slang name for the London Underground because the tunnels for some of the lines are round tubes running through the ground.