Venice
Did you know all of these places were endangered?
Investigators were on the case when the Grand Canal became fluorescent green overnight.
The "acqua alta," or high waters, have flooded the city three times in less than a week.
Autumn in Germany, Mercury in transit and an animatronic dinosaur round out this week's best images.
A regional council member in the Italian city pointed out the sad irony in a Facebook post.
A cruise ship almost hit the land in Venice, as it moved through the lagoon under turbulent conditions. Campaigners have previously called for an immediate ban on cruise ships entering the area.
Five people have been injured.
While the historic city often floods, the storms hitting Italy have swamped 75% of Venice and battered infrastructure in other cities. Nine people have been reported dead.
Italy remains the ultimate romantic getaway for couples, and ideal for last-minute deals.
Promotional feature from TUI
'The little ones wanted to see the volcanoes.'