Fascinating map shows Crossrail's route across London through tiny deformations in the ground level caused by the tunnelling.https://t.co/QdU3xtCndR pic.twitter.com/MrjtsZfstl
— IanVisits (@ianvisits) April 30, 2018
via Twitter https://twitter.com/ianvisits
May 01, 2018 at 12:05AM
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