Some interiors were filmed inside Llechwedd Slate Caverns, near the historic mining town of Blaenau Ffestiniog. It's well worth a visit. Tourists descend nearly 500 feet in Europe's steepest ...

Formerly a Victorian Slate mine turned WWII art bunker, the 177 year-old Llechwedd Slate Caverns in Blaenau Ffestiniog, North Wales, are now a massive, subterranean playground. Bounce Below is ...

By the 1870s, slate was one of Wales' major industries and Blaenau Ffestiniog had become an industrial town. The Dinorwig and Penrhyn quarries were the two largest slate quarries in the world ...

For four years the hills of Manod, near the slate mining town of Blaenau Ffestiniog, became the hidden underground home for nearly 2,000 of the world's greatest artistic masterpieces. The ...

Deep Sleep is located in a disused Victorian slate mine below Snowdonia in Wales ... at 5 pm at their Tanygrisiau Base, near Blaenau Ffestiniog. From there, they begin a 45-minute walk up into ...

Situated near the former mining town of Blaenau Ffestiniog, guests booking a stay ... daylight and delving into the depths of an ancient slate mine. The Deep Sleep website describes the descent ...