Many TikTokers have made videos promoting the so-called secret Dinorwic Slate Quarry, encouraging fellow adventurers to hike, explore caves and swim in a natural infinity pool .
Troubled West Country town where rich people go on holiday and developers grab all the land bristolpost.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from bristolpost.co.uk Daily Mail and Mail on Sunday newspapers.
EXCLUSIVE: Sarah Hocking, a shop owner in St Ives, said 85% of her business is funded by tourism, adding: What we don t want to do is frighten holidaymakers off.