Underground Electric Railways Company of London Its early success resulted in a rush of proposals to Parliament for other deep-level routes under the capital, but by 1901 only two more lines had opened: the Waterloo & City Railway (W&CR) in 1898 and the Central London Railway (CLR) in 1900. Construction had started on one other line and then stopped following a financial crisis. The rest of the companies were struggling to raise funding. The District Railway (DR) was a sub-surface underground railway which had opened in 1868. Its steam-hauled services operated around the "Inner Circle" and on branches to Hounslow, Wimbledon, Richmond, Ealing, Whitechapel and New
London Underground ticketing London Underground ticketing The London Underground metro system of London, England uses a mix of paper and electronic smart-card ticketing. London Underground uses Transport for London's Travelcard zones to calculate fares, including fares on the Underground only. Travelcard Zone 1 is the most central, with a boundary just outside the Circle line and Travelcard Zone 6 is the most outlying zone covering any of Greater London and it includes London Heathrow Airport. All of Greater London is covered by zones 1 to 6. Tickets including zone 1 are usually more expensive than those involving only outer zones. The most popular