London Underground

The London Underground is a rapid transit system serving Greater London and some parts of the adjacent home counties of Buckinghamshire, Essex and Hertfordshire in England. The Underground has... Wikipedia

• Locale:  Greater London, Buckinghamshire, Essex, Hertfordshire
• Transit type:  Rapid transit
• Number of lines:  11
• Number of stations:  272 served (262 owned)
• Daily ridership:  3.23 million (Average for 2023/24)
• Annual ridership:  1.181 billion (2023/2024)
• Began operation:  January 10, 1863
• Operator(s):  London Underground Limited
• Reporting marks:  LT (National Rail)
• System length:  402 km (249.79 mi)
• Electrification:  Fourth rail, 630 or 750VDC
• Average speed:  33 kph
• Data source:  DuckDuckGo