The Great Orme Copper Mines
Description
Hidden beneath The Great Orme lies a labyrinth of Bronze Age tunnels that were carved out by hand thousands of years ago.
On a self-guided journey visitors walk through mysterious underground passageways where copper ore was once mined, following a winding route to the Great Chamber, a vast cavern thought to be the largest underground prehistoric excavation in the world!
Combining adventure, education and heritage along the way, visitors get to delve into and immerse themselves in North Wales’s ancient past.
A memorable experience for all the family and all ages, history lovers and curious explorers alike.







