The London Eye has been a fixture on our skyline since the turn of the Millennium and not once in that period has it had a full clean - until now.
Glen Goodman reports.
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Inspectors found a culture of bullying and major problems with poor ambulance response times at the trust, which is the biggest in the UK.
More than a tenth of the Piccadilly Line train fleet is out of action because of emergency repairs to damaged wheels.
Rows of students stood and turned their backs before filing out of the lecture theatre.