Carnglaze Caverns

Nestled in the lush landscape of Cornwall, near the edge of Bodmin Moor, Carnglaze Caverns offer a fascinating journey into the subterranean world.

Once a slate mine that played a pivotal role in Cornwall’s rich industrial past, today, these caverns are a magical destination for holidaymakers.

With its enchanting underground lakes, mystical woodland walks, and the constant allure of the underground, Carnglaze Caverns is an essential visit for anyone exploring Cornwall.

Discovering Carnglaze Caverns

The caverns consist of three main underground chambers, each with its own unique allure and historical significance, leading down to the captivating Underground Lake with crystal-clear blue-green water.

The constant temperature of 10°C (50°F) makes the caverns a cool escape on a hot day or a sheltered adventure when the weather is less favourable.

Highlights of Carnglaze Caverns

The Underground Lake: At the lowest point of the caverns, this lake is a serene, otherworldly beauty that mesmerises visitors. The ethereal blue-green waters make it a popular spot for photographs.

Rum Store Chamber: This chamber, with its impressive auditorium, is used for concerts, weddings, and events, showcasing the caverns’ excellent natural acoustics.

Woodland Walks: Above ground, the Enchanted Dell and the surrounding woodland walks offer a tranquil retreat into nature, with fairy-tale sculptures and a variety of flora and fauna.

Self-guided Tours: Explore the caverns at your own pace with informative signage that tells the tale of the slate mine’s history and its transformation into the attraction it is today.

Planning Your Visit

Getting There

Carnglaze Caverns is located in St Neot, Liskeard, making it easily accessible by car with ample parking on site.

For those relying on public transport, the nearest major railway station is in Liskeard, from where you can take a taxi to the caverns.

Tickets and Opening Times

The caverns are open year-round, with varying hours depending on the season.

It’s wise to check the Carnglaze Caverns website for the most up-to-date information on opening times and ticket prices.

Booking in advance is not typically required for individual visitors, but it is advisable for large groups.

Best Times to Visit

The caverns offer a cool escape during the summer months and a sheltered adventure in the winter, making them a fantastic year-round destination.

The quiet ambiance of the off-peak seasons provides a more intimate experience of the caverns’ natural beauty.

Maximising Your Experience

Wear Appropriate Clothing: The temperature inside the caverns remains cool throughout the year, so bring a jumper or jacket even in summer. Sturdy footwear is also recommended due to the uneven and damp surfaces.

Bring a Camera: The stunning visuals of the underground lake and the woodland walks offer perfect photo opportunities.

Allow Enough Time: Spend at least an hour inside the caverns to fully appreciate their beauty and history, with additional time for exploring the woodland walks.

Tips for Your Visit

Respect the Environment: Help preserve the natural beauty of Carnglaze Caverns by sticking to the paths and taking your litter home.

Accessibility: Due to the natural formation of the caverns, access may be limited for those with mobility issues. Check in advance for specific accessibility information.

Check for Events: The caverns host a variety of unique events and concerts throughout the year. Planning your visit around these events can make for an unforgettable experience.

Nearby Attractions

Bodmin Moor: Explore the rugged beauty of Bodmin Moor, with its rich history, stunning landscapes, and opportunities for walking and photography.

The Eden Project: A short drive from the caverns, this global garden housed in massive biomes is an iconic Cornwall attraction.

Lanhydrock House and Gardens: Discover the grandeur of this Victorian country estate, with its extensive gardens and wooded estate walks.


Carnglaze Caverns is a unique attraction that offers a glimpse into Cornwall’s industrial heritage while providing a magical underground experience.

Whether you’re drawn by the allure of the subterranean world, interested in the historical significance of the slate mining industry, or simply looking for a tranquil natural retreat, Carnglaze Caverns promises an enriching and memorable visit for all who venture below the surface.