Corris Caverns 2026

Corris Caverns - Explore the Hidden World Beneath the Mountains

Step into a fascinating underground adventure at Corris Caverns, nestled in the beautiful mountains of southern Snowdonia. This unique attraction offers visitors the chance to explore a network of historic slate mines that have been transformed into exciting underground experiences.

Guided tours take you deep beneath the Welsh hills, where atmospheric tunnels and vast caverns reveal the rich history of the slate industry. Along the way, knowledgeable guides share stories of the miners who once worked here and explain how the caverns were formed and used over the centuries.

Visitors can enjoy a range of activities suitable for different ages and interests. From adventurous exploration routes through winding tunnels to family-friendly tours, there is something for everyone. The caverns maintain a cool, constant temperature year-round, making them a perfect all-weather attraction.

Above ground, the surrounding area offers beautiful woodland walks, scenic views, and places to relax after your underground journey. Whether you're interested in history, geology, or simply looking for a memorable day out, Corris Caverns provides a truly unforgettable experience.