Underground station Nothing Hill Gate, logo, London, England, United Kingdom, Europe

Underground signboard against blue sky, London, England, United Kingdom, Europe

Big Ben, City of Westminster with subway sign, London, England, United Kingdom, Europe

Warning sign Mind the gap on the platform from a London subway station, London, England, United Kingdom, Europe

"Passengers travelling on escalators at an underground station, London Underground, London, London region, England, United Kingdom, Europe"

"London Underground logo, zoom burst effect, Southwark, London, London region, England, United Kingdom, Europe"

Oxford Circus underground entrance with crowds of people, London, England, United Kingdom, Europe

"Front to the disused Strand Underground station on the Piccadilly Line in the Strand, London, England, United Kingdom, Europe"

Leicester Square underground station sign, London, England, United Kingdom, Europe

"War Museum at Bridge station, Britain at War, London, England, United Kingdom, Europe"

"Yellow marking MIND THE GAP on the floor of a station of the London Underground, train departing, London, London region, England, United Kingdom, Europe"

"Sign of Westminster Underground Station in front of Elizabeth Tower or Big Ben, City of Westminster, London, London region, England, United Kingdom, Europe"

Charing Cross Underground entrance, metro station, evening, London, England, United Kingdom, Europe

"Neo-Gothic St Pancras station with clock tower, King's Cross, London, England, United Kingdom, Europe"

"Sign of Westminster Underground Station in front of Elizabeth Tower or Big Ben at night, City of Westminster, London, London region, England, United Kingdom, Europe"

"Barclays Cycle Hire, Wellington Arch, Hyde Park, docking station, Central London, England, United Kingdom, Europe"

Underground Station, Underground, Paddington, London, England, United Kingdom, europe, Europe