The London Underground (also known simply as the Underground or by its nickname the Tube) is a rapid transit system serving Greater London and some parts...

The London Underground is a metro system in the United Kingdom that serves Greater London and the home counties of Buckinghamshire, Essex and Hertfordshire...

infrastructure of the London Underground includes 11 lines, with 272 stations. There are two types of line on the London Underground: services that run on...

history of the London Underground began in the 19th century with the construction of the Metropolitan Railway, the world's first underground railway. The...

Secrets of the London Underground is a British factual documentary series presented by railway historian Tim Dunn and London Transport Museum's Engagement...

The London Underground mosquito is a form of mosquito in the genus Culex. It is found in the London Underground railway system as its name suggests, but...

(sometimes called the London Underground map) is a schematic transport map of the lines, stations and services of the London Underground, known colloquially...

a spiral-shaped London Underground line, running from Hammersmith in the west to Edgware Road and then looping around central London back to Edgware Road...

world's busiest city airport system. The London Underground is the world's oldest rapid transit system. London's diverse cultures encompass over 300 languages...

The London Underground 1973 Stock is a type of rolling stock used on the Piccadilly line of the London Underground. It was introduced into service in 1975...