From Tom Scott.
In Knaresborough, in Yorkshire, sits Mother Shipton’s Cave. Folks there have been charging admission for nearly 400 years, and the star of the show is a "petrifying well". A few folk legends do actually turn out to be true.
Mother Shipton’s Cave: https://www.mothershipton.co.uk/ – thanks to all the team there, and especially to John!
Edited by Michelle Martin (@mrsmmartin)
Filmed safely: https://www.tomscott.com/safe/
Thanks to Jake Robshaw for the suggestion.