Ron Morano, a spokesman for Jersey Central Power and Light, where essentially all of its 1.1 million customers lost power, said the company was looking at ideas that include putting some sub stations underground and more aggressive tree-trimming.

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The London Underground plays classical music in some stations to create a more crime-free environment, says a spokeswoman for transport for London.

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While the London Underground has been made more accessible in recent years (more than 60 stations out of 270 are now step-less between the street and the platforms), many Tube stations still present challenges for the disabled due to gaps between the platform and the carriage door.

BBC: London for disabled visitors