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
Reactions to the 2005 London bombings 2001 attacks.) Reactions to the 2005 London bombings The 7 July 2005 London bombings were a series of suicide attacks carried out by homegrown terrorists on London's public transport network during the morning rush hour. The bombings, three on the London Underground and one on a bus, killed 52 people and prompted a massive response from the emergency services, and in the immediate aftermath the almost-complete shut down of the city's transport system. Over the following hours and days there were several security alerts throughout the United Kingdom, and in some foreign cities. London largely returned to normality in the