CNN

Subterranean seasick blues: Under Wales on a trampoline

Bounce Below in Wales makes brilliant use of the old disused Llechwedd slate mine near Blaenau Ffestiniog with the installation of giant trampolines.
CNN

Emociones subterráneas

Bounce Below en Gales hace un excelente uso de la vieja y abandonada mina de piedra Llechwedd, cerca de Blaenau Ffestiniog, con la instalación de trampolines gigantes.
Business Insider

There's an insane trampoline park inside an abandoned mine in Wales

An icon in the shape of a lightning bolt. Impact Link Talk about a reinvention. Formerly a Victorian Slate mine turned WWII art bunker, the 177 year-old Llechwedd Slate Caverns in Blaenau Ffestiniog, ...
TravelPulse

North Wales' Bounce Below Proves Trampolines Scarier Underground

Deep inside a North Wales cave a raucous trampoline party is taking place. CNN's Namrata Bhawnani reports from pretty much the last place you would think to find a bunch of kids laughing and jumping ...