Watch as we create an incredible underground cave featuring a platinum-inspired waterslide leading to a secret swimming pool! But that’s not all—we also build a private underground living room, making ...

A second agreed: "Nice walk. Be sure to look for treasure and beware as you approach the cave that inspired Robert Louis Stevenson." READ MORE: Scotland's 'ancient rainforest' near hidden gem inn ...

dug at Mantle's Cave, collecting numerous objects, among them a basket containing fishhooks, bundles of snares, and netting. The artifacts were brought to Earl Morris. It is easy to see why the ...