Knaresborough, Italy
"At the Petrifying Well one can see a whole host of everyday objects slowly being petrified in the cascading waters. The most popular item is a teddy bear or soft toy which usually takes between three and five months to turn to stone." Suggested visiting time: 30min - 1hr.
Listen to the audio guide for Mother Shipton's Cave Free on WIP — starts by itself when you arrive, even with the screen off