here in South Wales, UK,
there are many amazing sights to discover: Rivers, thundering
waterfalls, climbs and traverses, huge passages and beautiful
formations. Get exploring!
Click on any picture to start, or read about the exploration
history , see a
and get some
your virtual journey!
As featured on BBC
News . .
This is a huge system, and you can
explore OFD l
(in the valley), or OFD ll
and lll (at the top of the hill), or try to do the deepest
through trip in the UK !