Pictures track stops along London Underground's 150 year journey

Tube's got a red nose: London Underground marks Comic Relief's Red Nose Day in 2001
Tube's got a red nose: London Underground marks Comic Relief's Red Nose Day in 2001 Photo: Kirsty Wigglesworth/PA Wire

It is the 150th anniversary of the London Underground, the world's first underground railway.

The Mayor of London, Boris Johnson, has described it as "arguably the best, and most iconic, underground transport system in the world".

Here is a look back at some images charting the network's eventful journey.

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Lord Ashfield hands over a train key at the opening of the Northern line in 1926
Lord Ashfield hands over a train key at the opening of the Northern line in 1926 Credit: PA Wire
A woman dispensing water from a watering can as Londoners take shelter in the London Underground during the Blitz.
A woman dispensing water from a watering can as Londoners take shelter in the London Underground during the Blitz. Credit: PA Wire
Passengers on the London Underground in 1955
News on the go: Passengers reading newspapers on their journey Credit: PA Wire
Royal passenger: The Queen takes a seat at the opening of the Victoria Line in 1969
Royal passenger: The Queen takes a seat at the opening of the Victoria Line in 1969 Credit: PA Wire
Prince Charles looks at at the controls of the driver's car of a Jubilee Line train in 1979
Prince Charles looks at the controls of the driver's car of a Jubilee Line train in 1979 Credit: PA Wire
Fire-damaged escalators at King's Cross underground station in 1987
Fire-damaged escalators at King's Cross underground station in 1987 Credit: PA Wire
Jean Farrow (pictured in 2001) was one of the first directly recruited female tube drivers
Jean Farrow (pictured in 2001) was one of the first directly recruited female tube drivers Credit: Johnny Green/PA Wire
Oystercard
Tap in and out: Oystercards were introduced in 2003 Credit: Dominic Lipinski/PA Wire/
A wounded woman is guided from Edgware Road tube after the July 7 attacks in 2005
A wounded woman is guided from Edgware Road tube after the July 7 attacks in 2005 Credit: Edmond Terakopian/PA Wire
Tributes to Jean Charles de Menezes who was shot by police at Stockwell Underground Station in 2005
Tributes to Jean Charles de Menezes who was shot by police at Stockwell Underground Station in 2005. Credit: Johnny Green/PA Wire
David Cameron travels to the 02 Arena by tube in 2009
David Cameron travels to the 02 Arena by tube in 2009. Credit: Stefan Rousseau/PA Wire
Mayor of London Boris Johnson at the opening of the ticket hall at King's Cross St Pancras Station in 2009
Mayor of London Boris Johnson at the opening of the ticket hall at King's Cross St Pancras Station in 2009 Credit: PA Wire
The Olympic Torch took a journey on the tube in July 2012
The Olympic Torch took a journey on the tube in July 2012 Credit: Gareth Fuller/PA Wire