![Trampolining inside a secret CAVE: North Wales WOWS the world stage | Travel News | Travel | Express.co.uk Trampolining inside a secret CAVE: North Wales WOWS the world stage | Travel News | Travel | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/25/590x/trampoline-in-cave-722923.jpg)
Trampolining inside a secret CAVE: North Wales WOWS the world stage | Travel News | Travel | Express.co.uk
![World's largest underground trampoline to open in enormous cavern at Welsh slate mine | Daily Mail Online World's largest underground trampoline to open in enormous cavern at Welsh slate mine | Daily Mail Online](https://i.dailymail.co.uk/i/pix/scaled/2014/06/16/article-0-1ED0D44000000578-640_636x382.jpg)
World's largest underground trampoline to open in enormous cavern at Welsh slate mine | Daily Mail Online
We test the world's largest underground trampoline... in a north Wales slate cavern | ITV News Wales
![Zip World Wales: award-winning day out with underground caves and a tram selling pizzas - Berkshire Live Zip World Wales: award-winning day out with underground caves and a tram selling pizzas - Berkshire Live](https://i2-prod.getreading.co.uk/incoming/article21542096.ece/ALTERNATES/s1200c/0_New-Bounce-Below-attrction-at-Zip-World-Blaenau-Ffestiniog-at-Llechwedd-Slate-Caverns.jpg)