A new attraction offering 40-mile panoramic views of London opens today.
The Mayor of London Boris Johnson will officially cut the ribbon for The View from The Shard, a viewing gallery on the 72nd floor of Britain's tallest building.
However, a forecast of poor visibility could mean visitors don't get the spectacular views they're hoping for.
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Reverend Simon Harvey from Islington lost his wife Jennifer to a sudden illness nine weeks ago.
Drivers will be forced to charge reasonable fares under plans to ensure tourists are not targeted by drivers trying to take advantage.
Robbie is Britain's first official bionic hound, after having his back legs strengthened with a state-of-the-art exoskeleton.