A strong earthquake in northern Italy killed at least six people, injured dozens and damaged historic buildings including a famed mediaeval castle early on Sunday,
Emergency service chief Franco Gabrielli said the death toll included five people killed directly by the quake and another who suffered a heart attack because of it.
Officials said up to 3,000 people would not be able to return to their homes for the time being.
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The district's director of homeland security has said officials are planning for 800,000 to 900,000 people to attend the ceremony.
The Supreme Court is set to decide on whether disabled travellers are legally entitled to have priority use of wheelchair spaces on buses.
There will be some brightness, with the best of the sunshine towards the south and southeast where it will again be chilly.