This former traffic tunnel under Waterloo station has become a giant fresco where street art can express itself with impunity. Organised by @banksy during the Cans Festival in 2008, it is now the largest legal graffiti wall in London, with a span of 200 metres. . #banksy #cansfestival #graffitiartist #graffiti #mural #tunnel #waterloo #underground #london #graffitiartmagazine #2008 (à London, United Kingdom) https://www.instagram.com/p/CHiO24rpVuC/?igshid=1mkq3t9s3ds6s













