London Underground

a photo exhibition celebrating 150 years of the Tube
exhibition information, sponsors and publications

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Emergency Helix

Left-handed spiral, Queensway station. There are roughly equal numbers of right-handed and left-handed spiral staircases on the London Underground.
©Yangchen Lin

london underground yangchen lin tube london tube metro subway london transport tfl public transport transport for london helix emergency exit spiral staircase stairwell queensway station fisheye tube150 photo exhibition