Lady sitting on a clock

Things are taking a little longer than usual, please bear with us...

About Cornwall Underground Adventures

Cornwall Underground Adventures is owned and operated by Matt George and Ben Sumpter. Two passionate mine explorers, who have explored hundreds of abandoned Cornish mines between them. Combining their experience as outdoor activity providers, mine historians and explorers, they became the first provider to offer guided mine exploration in Cornwall's abandoned tin mines. Both Matt and Ben look forward to seeing you on one of Cornwall Underground Adventures' mine tours, where they can share their passion for mine exploration and Cornwall's epic mining history with you.

Booking Policy

Please make sure you have read all the information relating to, and have selected the correct trip. This includes:
  1. Make sure you check the minimum age and only book people in your group who meet this requirement.
  2. Understand that all of our trip involve being underground with head torches being the only source of light.
  3. All of our trips involve some small spaces. Physically squeezing yourself through tight gaps is not required, but some stopping and occasionally short sections of crawling will be encountered.
  4. The Underground Adventurer involves repeated obstacles at height. No previous experience is necessary, but if you sign up for this trip, you acknowledge that you understand this and understand that these obstacles cannot be avoided.
  5. During the booking process, you will be required to send us size information to ensure we bring you the correctly sized equipment. Please include all members of your group as anyone who cannot be equipped will be unable to participate.

No refunds will be given for any people who cannot participate in a trip as a result of not following this information.

Cancellation Policy

Flexible Policy

For a full refund, cancel at least 7 days before the activity is scheduled to start.