The Transport for London website contains information about all public transport in London, including trains. The website provides details regarding fares and routes, as well as maps and journey planners.
The London Underground train service runs across the capital, with overground services covering much of the city. Several mainline train stations serve towns and cities outside London. The Docklands Light Railway serves the Docklands area of southeast London. The Transport for London site provides maps and detailed information about all of the rail networks across London. Audio maps are available for the blind and partially-sighted. The site also features information about congestion zone charges and traffic delays.