A group of residents in the Italian city of Venice has vowed to "block the canals" to stop Jeff Bezos and Lauren Sanchez's wedding from taking place in the city later this month, as the billionaire's planned luxurious ceremony sparks fury among locals already fighting against overtourism.

The lavish nuptials, scheduled for this month, have raised the hackles of some residents exasperated by their city becoming a playground for the rich.